Mathematics, 15.01.2021 08:40 travisjpatterson
Administrators at a small school with 200 students want to estimate the average amount of time students spend looking at a screen (phone, computer, television, and so on) per day. The administrators select a random sample of 50 students from the school to ask.
a) Show that the 10% condition is not met in this case.
b) What effect does violating the 10% condition have on the standard deviation of the sampling distribution of x-bar?
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