Question: A soft-drink bottle vendor claims that its process yields bottles with a mean internal strength of 157 psi (pounds per square inch) and a standard

  1. A soft-drink bottle vendor claims that its process yields bottles with a mean internal strength of 157 psi (pounds per square inch) and a standard deviation of 3 psi and is normally distributed. As part of its vendor surveillance, a bottler strikes an agreement with the vendor that permits the bottler to sample from the vendor's production to verify the vendor's claim.(10 points)

A) Suppose the bottler randomly selects15bottlesto sample. What is the mean and standard deviation?

B)Suppose it'snotnormally distributed. What is the mean and standard deviation for64randomly selected bottles?

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