Question: Z Homework: Homework 9: Chapter 6 6.3-6.4 The overhead reach distances of adult females are normally distributed with a mean of 202 5 cm and

Z Homework: Homework 9: Chapter 6 6.3-6.4 The overhead reach distances of adult females are normally distributed with a mean of 202 5 cm and a standard deviation of 8 cm. 11. Find the probability that an individual distance Is greater than 212 50 cm. . b. Find the probability that the mean for 20 randomly selected distances is greaterthan 201. 20 cm. Q. Why can the normal distribution be used In part (b) even though the sample size does not exceed 30'? a..The probability is [:l. ' t _ , . (Round to four decimal places as needed.) ' _ I '*

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