15 Jan 7. How many years of schooling
DATA205 Introductory Analytics (QC)
Lab Assignment 4
Z-scores
For AGE:
1. What is the Z-Score for your assigned case number?
2. How old is the person in your assigned case number?
(Hint: scroll over in ‘Data View’ to AGE for your case)
3. Is your assigned case above or below the mean age?
4. Use the z-table to determine what percent of respondents are OLDER than your case/person. Describe the area you are finding.
(Hint: draw a picture for yourself)
5. How many people in the GSS data set are OLDER than your case/person?
For EDUC:
6. What is the Z-score for your assigned case number?
7. How many years of schooling has your case/person completed?
(Hint: scroll over to EDUC in ‘Data View’ for your case)
8. Is your case/person above or below the mean years of schooling completed?
9. Use the z-table to determine what percent of respondents have completed MORE years of schooling than your case/person. Describe the area you are finding.
(Hint: draw a picture for yourself)
10. How many people in the GSS data set have completed MORE years of schooling than your case/person?
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