Kizspy | Question: 20 (Choose 1 answer)
The diameter of a brand of tennis balls is approximately normally distributed, with a mean of 3 inches and a standard deviation of 0.05 inches. If you select a random sample of ten tennis balls, what is the probability that the sample mean is between 2.98 and 3.02 inches?
Let P(z < -0.02) = 0.4920; P(z < 0.02) = 0.5080; P(z < -1.26) = 0.1038;P(z < 1.26)= 0.8962.
Α. 0.7924
Β. 0.0160
C. 0.4042
D. 0.3882
E. None of the other choices is correct
