Mathematics, 29.07.2019 11:00 moonk7733
The overhead reach distances of adult females are normally distributed with a mean of 205 cm205 cm and a standard deviation of 8.6 cm8.6 cm. a. find the probability that an individual distance is greater than 215.00215.00 cm. b. find the probability that the mean for 1515 randomly selected distances is greater than 202.80 cm.202.80 cm. c. why can the normal distribution be used in part (b), even though the sample size does not exceed 30?
Answers: 1
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