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American Educational Research Journal Summer 1979, Vol. 16, No. 3, Pp. 285-293 Women Who Enter Male-dominated Fields of Study in Higher Education SAMUEL S. PENG Westat, Inc. Rockville, Maryland and JAY JAFFE Research Triangle Institute Research Triangle Park, N. C. Using data drawn from the National Longitudinal Study of the High School Class of 1972, this study examined 16 variables classified into categories of family background, high school experience, academic ability, life-goal orientations, and extent of education planned that might influence women's entry into male-dominated fields of study in higher education. Results indicate that women in male-dominated fields have higher academic ability and more course work in science and mathematics in high school, and that they are more work-oriented than women in traditional fields. Results also indicate that family influence on women's entry into male-dominated fields is not signifi- cant. It is well-recognized that women are underrepresented in science and engineering careers. Although approximately equal proportions of women and men are now entering post-secondary educational institutions (Peng, 1977), the career fields women enter continue to be those traditionally dominated by women, such as education and nursing. Between 1972 and The work upon which this publication is based was performed at Research Triangle Institute under Contract No. OEC-0-73-6666 with the National Center for Education Statistics of the Department of Health, Education, and Welfare. The opinions expressed in this paper, however, do not necessarily reflect the position on policy of the NCES, and no official endorsement by the NCES should be inferred. The authors are grateful to two anonymous reviewers as well as Dr. Andrew Kolstad from the NCES and Dr. Bruce Eckland from University of North Carolina at Chapel Hill for their comments on a previous version of this paper. 285 at UNIVERSITY OF SASKATCHEWAN LIBRARY on June 20, 2015http://aerj.aera.netDownloaded from http://aerj.aera.net Camilla Oliveira Realce Camilla Oliveira Realce Camilla Oliveira Realce PENG AND JAFFE 1975 less than 10 percent of the doctorates earned in scientific fields were granted to women (McCarthy & Wolfe, 1975). Although first-year college women are now more likely to choose careers traditionally dominated by men than were women ten years ago, the differences in career choice between men and women have not been substantially reduced; for the most part, the same pattern of changes in career choice holds for both men and women (Peng & Talbert, Note 3). In 1961, the Project TALENT data showed that a total of 56% men compared to 21% women entered the fields of physical sciences, biological sciences, business, and engineering (Flanagan & Cooley, 1966). In 1972, the difference between men and women in these fields was still 35 percentage points, although the proportion of women students in these fields has increased to 26% compared to 61% men (Peng & Talbert, Note 3). Why does the phenomenon of sex differences in career choice persist? The question has been addressed by several researchers (e.g., Alexander & Eckland, 1974; Featherman & Hauser, 1976; Zellner, 1973). Although the studies have speculated about such possible determinants as early stereotyp- ing, peer influences, aptitudes, the absence of role models, parental expec- tations, and a number of other family and social factors, they have not systematically investigated the network of multiple factors as students move from high school into college. This study was, therefore, designed to examine multiple factors that may influence the entry of women into male-dominated fields as they move from high school into college. In particular, the study examined the direct and indirect relationships of family background characteristics, high school experience, academic ability, and plans and attitudes with the choice of male-dominated fields among college women students. The results will help to answer such questions as: What types of women defy strong sex-role stereotypes by entering male-dominated fields? Are they different from those women in traditional roles in their life goals? Do they come from families of different backgrounds, or do they graduate from different high school curricular programs? METHOD The Data Base The data were drawn from the National Longitudinal Study of the High School Class of 1972 (NLS). NLS seeks to discover what happens to young people upon leaving high school, as measured by their subsequent educa- tional and vocational activities, plans, aspirations, and attitudes, and to relate this information to their prior educational experiences and personal and biographical histories. A detailed description of the sample, instruments, and data collection procedures can be found in the NLS Data File Users Manual (Levinsohn, Henderson, Riccobono, & Moore, 1978). 286 at UNIVERSITY OF SASKATCHEWAN LIBRARY on June 20, 2015http://aerj.aera.netDownloaded from http://aerj.aera.net Camilla Oliveira Realce Camilla Oliveira Realce WOMEN IN MALE-DOMINATED FIELDS In the NLS first followup survey of the participants, some 9,276 students (4,747 men and 4,525 women) entered either 2-year or 4-year institutions by the fall of 1972. However, because of missing data on one or more variables used in the present study, only about 48 percent of the original sample remained in the final analysis (391 women in male-dominated fields; 1,784 women in other fields; 1,082 men in male-dominated fields, and 1,151 men in other fields). Although the remaining sample is sufficient for analysis, and no systematic bias in terms of background data is significantly intro- duced by the reduction of sample, it does preclude testing the interaction of sex and ethnicity since the number of ethnic minorities is too small for reliable estimates. Variable Measurement Sixteen variables, classified in six categories, are involved in the study. 1. Family Background. This category includes four variables: (a) father's education, (b) mother's education, (c) father's occupation, and (d) mother's occupation. Information regarding parents' education level provided by the respondents in their senior year in high school were coded as follows: doesn't apply = 1; did not complete high (secondary) school = 2; finish high school or equivalent = 3; adult education program = 4; business or trade school = 5; some college = 6; finish four-year college = 7; attended graduate or professional school but did not attain a degree = 8; and obtain a graduate or professional degree = 9. The occupational variable was coded as follows: professional (e.g., accountant, dentist, physician, engineer, lawyer, scientist) = 1; and other (non-professional) = 0. 2. High School Experience. This was indicated by (a) curricular program, (b) total number of science courses, and (c) total number of math courses. Curricular program, reported by the respondent, was divided between aca- demic (i.e., college preparatory program), coded 1, and general and voca- tional-technical programs, coded 0. The total science and math courses was the actual numbers of these courses as shown in the high school record. 3. Academic Ability. The category includes scores on four standardized tests: (a) Vocabulary, (b) Reading, (c) Letter Groups, and (d) Mathematics. Each test was standardized to a mean of 50 and a standard deviation of 10. These tests were administered in school in the base-year survey. 4. Life Goals. The category includes three scales developed on the basis of the results of a factor analysis of goal-related items in the base-year survey (Dunteman, Peng, & Holt, Note 1). Each scale has three items, with responses ranging from "not important" (assigned a value of 1) to "very important" (a value of 3): Work scale: (a) being successful in my line of work; (b) having lots of money;and (c) being able to find steady work. Community scale: (a) being a leader in my community; (b) being able to give my children better opportunity than I have had; and (c) working to correct social and economic inequalities. Family scale: (a) finding the right person to marry and having 287 at UNIVERSITY OF SASKATCHEWAN LIBRARY on June 20, 2015http://aerj.aera.netDownloaded from http://aerj.aera.net PENG AND JAFFE a happy family life; (b) living close to parents and relatives; and (c) getting away from this area of the country (scored in opposite direction). Scale score is a simple average of item responses. 5. Educational Plans. A single variable, indicated by the respondent during the senior year in high school, was: less than high school = 1; high school = 2; some vocational-technical education after high school = 3; junior college = 4; four-year college = 5; graduate school = 6. 6. Male-Dominated Fields. The source data for this variable was the student's self-response to a question regarding 16 categories of college majors in October 1972 in the NLS first followup survey. For purposes of the present study these categories were divided into traditionally male-domi- nated fields of study, and other fields (including the undecided). The male- dominated fields were biological sciences, business, engineering, physical sciences, and math. The divisions were coded 1 and 0, respectively. ANALYSIS AND RESULTS Path analysis was used to examine a general model of hypothesized direct and indirect relationships (see Figure 1). The coefficient of determination (R2) for the model is very low, .06 for women and .09 for men, indicating the complexity of the process and the weak "explanatory" power of the model. Thus the prime import of the findings resides in the within-category infor- mation (see Tables I and II). FIGURE 1. General model for the study of the entry into male-dominated fields Note. Categories of variables are defined in the text. 1. Family Background Life goals Entry into male-dominated field 238 at UNIVERSITY OF SASKATCHEWAN LIBRARY on June 20, 2015http://aerj.aera.netDownloaded from http://aerj.aera.net TABLE I Correlation Coefficients FE ME FO MO HSP TS TM VOC RD LG MT WS CS FS EP MDF Father education (FE) 54 56 21 16 10 11 28 24 19 24 - 1 0 - 1 0 -09 23 03 Mother education (ME) 51 32 47 15 07 08 24 21 17 19 - 0 8 -10 -08 16 03 Father occupation (FO) 53 34 19 09 06 08 15 14 10 14 - 0 8 -10 -07 16 02 Mother occupation (MO) 21 50 20 05 02 03 08 06 05 05 - 0 4 -04 -05 05 -05 High school program (HSP) 20 17 11 06 37 36 34 36 38 47 - 0 8 -08 -02 33 06 Total sciences (TS) 07 06 02 06 31 48 25 29 27 38 -07 -07 -02 23 13 Total math (TM) 09 06 04 02 35 49 19 24 31 42 - 0 2 -07 03 21 16 Vocabulary (VOC) 26 23 15 11 37 21 21 63 42 51 - 1 8 -19 - 1 0 30 03 Reading (RD) 22 20 13 09 36 20 24 68 51 59 - 1 9 -19 -08 31 08 Letter groups (LG) 20 17 09 06 34 20 22 44 51 67 - 0 8 -17 -01 27 12 Mathematics (MT) 21 18 14 06 46 31 40 56 62 64 - 1 4 -20 -03 31 17 Work scale (WS) - 1 2 -11 -07 - 0 4 - 1 2 - 0 3 - 0 3 - 2 2 -21 -17 -19 24 25 -03 02 Community scale (CS) - 1 2 - 0 8 - 0 9 00 -05 -01 - 0 2 - 1 6 - 1 4 - 1 4 -15 26 20 02 08 Family scale (FS) -07 - 0 6 -05 - 0 4 -03 -05 - 0 2 -07 - 0 5 01 - 0 0 16 08 - 0 4 -07 Educational plans (EP) 19 19 12 13 30 19 23 26 24 16 25 - 0 4 07 -03 01 Male-dominated fields (MDF) 02 00 03 03 03 16 13 02 05 06 09 11 03 -03 -03 Note. Decimal points are omitted; the lower triangle matrix is for women (n = 2175), and the upper triangle matrix is for men (n = 2233); and any y > .04 is significant at the .05 level. at UNIVERSITY OF SASKATCHEWAN LIBRARY on June 20, 2015http://aerj.aera.netDownloaded from http://aerj.aera.net TABLE II Standardized Regression Coefficients for the Model of the Entry into Male-dominated Fields Dependent variable Independent variable Dependent variable FE ME FO MO HSP TS TM VOC RD LG MT WS CS FS EP R2 High school program (HSP) 11* 13* 09* 05 - 0 1 - 0 1 - 0 2 - 0 1 03 02 Total sciences (TS) 02 05* - 0 3 - 0 1 - 0 3 - 0 1 06* - 0 0 26* 32* 07 11 Total maths (TM) 04 04 - 0 3 02 - 0 1 02 00 -01 35* 32* 12 11 Vocabulary (VOC) 14* 10* 00 - 0 0 20* 09* 06* 13 18* 11* - 0 0 - 0 2 18* 12* 00 14 Reading (RD) 07* 11* 02 - 0 1 16* 04 12* 10 12* 06* 03 - 0 2 18* 13* 03 12 Letter groups (LG) 07* 08* 03 - 0 2 13* 06* 09* 07 08* 04 01 - 0 2 22* 08* 13* 14 Mathematics (MT) 03 06* 06* - 0 4 20* 09* 30* 23 09* 05* 03 - 0 3 26* 16* 21* 27 Work scale (WS) - 0 3 -06* -01 02 - 0 3 02 05 - 0 8 * -07* - 0 1 - 0 7 * 05 -02 - 0 4 - 0 3 02 - 0 3 - 0 5 * 08* -12* -09* 03 - 0 2 05 Community scale (CS) -08* - 0 1 - 0 3 04 03 01 04 06* - 0 3 - 0 4 - 0 8 * 04 -06* - 0 2 - 0 4 .00 03 02 02 - 0 8 * -08* - 0 5 * - 0 5 05 Family scale (FS) -08* - 0 0 -02 - 0 3 01 - 0 5 - 0 1 -07* - 0 4 06* 05 02 -01 - 0 3 -05* - 0 2 00 - 0 4 06* -12* - 0 4 01 08* 03 Educational plans (EP) 08* 05* 00 06* 17* 03 11* 11* 04 03 02 01 10* -04 17 09* 02 05 00 15* 08* 05* 12* 09* 04 05* 04 13* -05* 20 Entry of male-dominated fields - 0 0 - 0 4 - 0 0 04 - 0 4 18* 01 - 0 6 * 05 03 05* 05* -04* - 0 3 09* 06 (MDF) -01 05* 02 -09* - 0 1 13* 09* - 0 8 * 02 - 0 0 12* 14* - 0 8 * -01 -04* 09 Note. Decimal points are omitted; * is significant at the 05 level: upper entries are for women; lower entries are for men; and the sample size for the analysis was women—2175; men—2233, at UNIVERSITY OF SASKATCHEWAN LIBRARY on June 20, 2015http://aerj.aera.netDownloaded from http://aerj.aera.net WOMEN IN MALE-DOMINATED FIELDS Family Background Both father's and mother's education and occupation appear to have no "impact" on (or to be not directly related to) women's entry into the traditionally male-dominated fields. However, parents' education is posi- tively related to women's enrollment in the high school academic (i.e., college preparatory) programs, higher test scores, and higher educational plans which, in turn, have positive relationships with women's entry in the male- dominated fields. It should be noted, however, that among male students, mother's education and occupation have a significant direct relationship with the entry into the male-dominated fields. Reasons for the negative relationship of mother occupation with the entry into these fields are unknown. High School Experience For both men and women, high school curricular program is not related to the entry into male-dominated fields. However, it is related to science and mathematics course work in high school and test scores, probably reflecting the fact that more science and mathematics courses are offered in college preparatory (academic) programs. Total number of science courses taken in high school is related to both women's and men's entry into male-dominated fields. This relationship is still significant after other variables in the model are controlled. Based on the standardized regression weight, this variable appears to be the most important predictor of women's entry into men's fields. The number of mathematics courses taken in high school is significantly related to entry in male-dominated fields for both men and women. However, when other variables in the model are simultaneously considered, the relationship is no longer significant among women, even though it remains so for men. This may be due to the specific field chosen within the set of fields of study included as male-dominated fields; and further research may uncover relationships between mathematics preparedness and specific fields. Academic Ability Higher scores on Reading and Letter Groups are related to women's and men's entry into the male-dominated fields. The relationships, however, are weak when other variables are considered. Vocabulary test score has a direct negative relationship with the entry into the male-dominated fields for both men and women. Reasons for thisrelationship are unknown. One can speculate that the male-dominated fields do not require high vocabulary skills or are more attractive to persons with weaker vocabulary skills after other variables are considered. High achievement on mathematics is an important predictor in women's entry into male-dominated fields, supporting previous findings that a poor 291 at UNIVERSITY OF SASKATCHEWAN LIBRARY on June 20, 2015http://aerj.aera.netDownloaded from http://aerj.aera.net Camilla Oliveira Realce Camilla Oliveira Realce Camilla Oliveira Realce Camilla Oliveira Realce Camilla Oliveira Realce Camilla Oliveira Realce PENG AND JAFFE preparation in mathematics skills may hamper many women from entry into men's fields (Fox, Fenneman, & Sherman, Note 2). Life Goals Women in the traditionally male-dominated fields have higher scores on the work scale and lower scores on the community and the family scales than women in other fields after other variables are considered. This finding suggests that women in men's fields are more work-oriented. The relationship of work and community goals to men's choice of traditional male fields are similar and much more marked. The finding that the value of work orienta- tion is strongly related to choice of male-dominated career goals is consistent with the greater prestige and financial reward associated with these jobs; and the cultural expectations placed upon men predict these values most strongly for the majority of men who do choose to pursue this type of success (i.e., success orientation). Educational Plans The nature of further educational planning is an important predictor of the entry into male-dominated fields for women but not for men. This may reflect the fact that male-dominated fields are more likely than other fields to require four-year college or advanced education. It may also reflect the fact that there is little variability on the plans variable for men. SUMMARY The data show that high school course work, academic ability, success orientation, and educational plans are important predictors for women's entry into male-dominated fields. The fact that high school course work is also an important predictor for men suggests that these courses are probably the basic prerequisites or characteristics for entry into male-dominated fields for all aspirants. REFERENCE NOTES 1. DUNTEMAN, G. H., PENG, S. S., & HOLT, M. M. Composite score analysis: Ability index, SES index, some psychological and educational construct scales. A technical report from Research Triangle Institute, NC to the National Center of Education Statistics, 1975. 2. Fox, L. H., FENNEMAN, E., & SHERMAN, J. Women and mathematics: Research perspective for change. NIE Papers in Education and Work: Number 8, National Institute of Education, 1977. 3. PENG, S. S., & TALBERT, R. J. Sex differences in career orientations. Paper presented at the annual meeting of AERA in Toronto, 1978. REFERENCES ALEXANDER, K. L., & ECKLAND, B. K. Sex differences in the educational attainment process. American Sociological Review, 1974, 39, 668-682. 292 at UNIVERSITY OF SASKATCHEWAN LIBRARY on June 20, 2015http://aerj.aera.netDownloaded from http://aerj.aera.net Camilla Oliveira Realce Camilla Oliveira Realce Camilla Oliveira Realce Camilla Oliveira Realce Camilla Oliveira Realce WOMEN IN MALE-DOMINATED FIELDS FEATHERMAN, D. L., & HAUSER, R. M. Sexual inequalities and socioeconomic achievement in the U.S., 1962-1973. American Sociological Review, 1976, 41, 462-483. FLANAGAN, J. C , & COOLEY, W. W. Project TALENT: One-year follow-up studies. Pittsburgh: American Institute for Research, 1966. LEVINSOHN, J. R., HENDERSON, L. B., RICCOBONO, J. A., & MOORE, R. P. National Longitudinal Study: Base year, first, second, and third follow-up data file users manual. Research Triangle Park, N.C.: Research Triangle Institute, 1978. MCCARTHY, J. L., & WOLFE, D. Doctorates granted to women and minority group members. Science, 1975, 189 (4206), 856-859. PENG, S. S. Trends in the entry to higher education: 1961-1972. Educational Researcher, 1977, 7(6), 15-19. ZELLNER, H. Discrimination against women, occupational segregation in the relative wage. American Economic Review, 1972, 62 (2), 157-176. AUTHORS SAMUEL S. PENG, Westat, Inc., 11600 Nebel St., Rockville, MD 20852 JAY JAFFE, Research Triangle Institute, Research Triangle Park, NC 293 at UNIVERSITY OF SASKATCHEWAN LIBRARY on June 20, 2015http://aerj.aera.netDownloaded from http://aerj.aera.net
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