(A FICTITIOUS DATASET DESIGNED FOR THE ASSIGNMENT ONLY) A consulting firm randomly selected 150 young employees in Tasmania. These selected employees answered questions and undertook a standard IQ test and a KW test. The KW test examines respondents' knowledge about the duties in their workplaces and the knowledge about the Australian and Tasmanian labour markets. Respondents' answers are entered a spreadsheet where each column represents a variable. These variables include:

1. wage: monthly earnings in dollars

2. hours: average weekly working hours

3. IQ: IQ score

4. KW: knowledge of work score

5. educ: years of education

6. exper: years of work experience

7. tenure: years with the current employer

8. age: age in years

9. marriage: marriage status

10. gender: female or male

11. urban: =Y if lives in urban areas =N if lives in rural areas

12. sibs: the number of siblings

13. brthord: birth order, e.g. =2 means he/she is the second child in the family.

14. meduc: mother's education

15. feduc: father's education

The missing values are shown by a "." in the cells.

IQ tenure marriage gender sibs brthord meduc feduc urban exper age 2 employee wage hours KW educ 31 n Female 769 7 married Male 33 married Male 82 32 married Male 650 34 married -NN--OA-d 562 married Male 1400 0 single N- -WWNNOWN 60 38 married Male 108 married N 1154 36 married 100 N 930 33 married 921 30 single Male 900 28 married Male 1318 married Female 1792 35 married Female married Female