shantalwright shantalwright
  • 28-05-2023
  • Mathematics
contestada

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 ?

O 0.998
O 0.436
O 0.002
O 0.950

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