ECON 101
Central Michigan University
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ESENTIALS OF ECONOMETRICS STATA SW 4 AND 5 with VERIFIED ANSWERS
- Exam (elaborations) • 6 pages • 2022
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a) Compute the sample mean for average 
hourly earnings (AHE) in 1992 and in 
2008. Construct a 95 % confidence 
interval for the population means of AHE 
in 1992 and 2008 and the change between 
1992 and 2004. 
b)In 2008, the value of the Consumer Index Price was 188.9. In 1992, the value of CPI 
was 140.3. Repeat (a) but use AHE measured in real 2008 dollars; that is, adjust the 
1992 data for the price inflation that occured between 1992 and 2004. 
 
c) If you were interested in change in 
wo...
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