Question: A person is selected at random from the sample in Exercise 4. Are the events the student is in sixth grade and the student is

A person is selected at random from the sample in Exercise 4. Are the events “the student is in sixth grade” and “the student is enrolled in Minnesota” independent or dependent? Explain your reasoning.

Data from Exercise 4:

The table shows the sixth, seventh, and eighth grade student enrollment levels (in thousands) in Minnesota and Ohio schools in a recent year.

Sixth grade Seventh grade Eighth grade Total 63.6 62.9 188.3 Minnesota 61.8 Ohio 130.8 134.3 400.1 135.0 Total 192.6 197

A student in one of the indicated grades and states is randomly selected. Find the probability of selecting a student who

Sixth grade Seventh grade Eighth grade Total 63.6 62.9 188.3 Minnesota 61.8 Ohio 130.8 134.3 400.1 135.0 Total 192.6 197.9 197.9 588.4

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