1. The diameter of a brand of Ping-Pong balls is approximately normally distributed, with a mean of 1.30 inches and a st

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1. The diameter of a brand of Ping-Pong balls is approximately normally distributed, with a mean of 1.30 inches and a st

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1 The Diameter Of A Brand Of Ping Pong Balls Is Approximately Normally Distributed With A Mean Of 1 30 Inches And A St 1
1 The Diameter Of A Brand Of Ping Pong Balls Is Approximately Normally Distributed With A Mean Of 1 30 Inches And A St 1 (48.85 KiB) Viewed 118 times
1. The diameter of a brand of Ping-Pong balls is approximately normally distributed, with a mean of 1.30 inches and a standard deviation of 0.04 inch. If you select a random sample of 16 Ping-Pong balls, 4 a. what is the sampling distribution of the mean?- b. what is the probability that the sample mean is less than 1.28 inches? C. The probability is 60% that the sample mean will be between what two values, symmetrically distributed around the population mean? (6)
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