Question

Show that the two random variables of Exercise 3.102 are not independent.
In exercise
A certain college gives aptitude tests in the sciences and the humanities to all entering freshmen. If X and Y are, respectively, the proportions of correct answers that a student gets on the tests in the two subjects, the joint probability distribution of these random variables can be approximated with the joint probability density


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  • CreatedNovember 04, 2015
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