The length of timber cuts are normally distributed with a mean of 95 inches and a standard deviation of 0.52 inches. In a random sample of 30 boards, what is the probability that the mean of the sample will be between 94.7 inches and 95.3 inches?

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4VF. Calculating probabilities using the Central Limit Theorem(Links to an external site.) (4:32)

4DD. Central Limit Theorem, definition of unusual eventsOpen this document with ReadSpeaker docReader DOCX

Group of answer choices

0.998

0.436

0.002

0.950