Mathematics, 11.11.2019 22:31 uzezi
The proportion of college freshmen that returned to the same school for their sophomore year is 0.75. we select a random sample of 430 freshmen from across the nation..75 is the expected value of the sampling distribution model for the proportion of 430 freshmen that will return to the same school for their sophomore year.1. so, what is the standard deviation of the sampling distribution model for the proportion of 430 freshmen that will return to the same school for their sophomore year? (rounded to 3 decimal places)2. what is the probability that the proportion of these 430 freshmen that return to the same school for their sophomore year is less than 0.67? (rounded to 4 decimal places)
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