A social researcher is testing whether there is a relationship between location

Question

A social researcher is testing whether there is a relationship between location and males wearing baseball caps. He made 250 random observations at each of four different locations and noted whether the sampled male was wearing a baseball cap. The results are shown below. Compute the expected value for the cell in the first row and third column (“Yes-Bristol” cell), E13.

Enter your answer as a decimal rounded to three places.

Expected value =

Location Baseball Cap? New York City, NY San Diego, CA Bristol, Tennessee Hattiesburg, Mississippi Total Yes 35 43 116 116 310 No 215 207 134 134 690 Total 250 250 250 250 1000

Explanation / Answer

We are looking at the expected value for Yes/Bristol Tennessee.

The Expected Value of a cell = Row Total * Column Total/N = 310 * 250 / 1000 = 77.500

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