Mathematics, 08.03.2021 01:30 LatishaSW2795
Assume that IQ scores are normally distributed, with a standard deviation of 16 points and a mean of 100 points. If 125 people are chosen at random, what is the probability that the sample mean of IQ scores will not differ from the population mean by more than 2 points? (Round your answer to four decimal places.)
Answers: 3
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Abby is preparing fruit punch for her party. she starts with a bowl filled with liquid that has 1/2 fruit juice and 1/2 sprite, but she decides it's too fruity. so she pours out 1/4 of the liquid, and then fills the bowl up again with sprite. what fraction of the punch is now sprite?
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