Question: A What fraction of the variation in experience can be

a. What fraction of the variation in experience can be explained by the fact that some employees are older than others?
b. How much experience would you expect for a 42-year-old individual?
c. Find the 95% confidence interval for the experience of a new individual (from the same population from which the data were drawn) who is 42 years old.
d. Find the 95% confidence interval for the mean experience of all 42-year-olds in the population.

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  • CreatedNovember 11, 2015
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