STATISTICS
posted by Anonymous .
Suppose that, for students who are enrolled in college algebra, 78 percent are freshmen, 40 percent are female, and 28 percent are female and are freshmen. Your answers below should be entered as decimals and rounded to three decimal places.
(a) One student will be selected at random. What is the probability that the selected student will be a freshman or female (or both)?

.9

.868
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