Question: From Exercise 1, we also have data on how long each per-son has been with the company (tenure) categorized into three levels: less than 1

From Exercise 1, we also have data on how long each per-son has been with the company (tenure) categorized into three levels: less than 1 year, between 1 and 5 years, and more than 5 years. A table of the two variables together looks like:

a) Find the marginal distribution of the tenure.
b) Verify that the marginal distribution of the education level is the same as that given in Exercise 1.

None 10 42 More Than 5 Yers 112 BA 50 112 PhD 12 15

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