Question: A computer memory manufacturer specifies that its memory chip stores data incorrectly an average of 6.3 out of 10 million cycles with a standard deviation

A computer memory manufacturer specifies that its memory chip stores data incorrectly an average of 6.3 out of 10 million cycles with a standard deviation of 0.48. A batch of 30 chips your company ordered stores data incorrectly an average of 6.9 times per 10 million cycles. a. Does it seem reasonable that your 30 chips are a random sample from a population with the specifications given by the computer memory manufacturer? Use a = 0.052 tail. What is the critical value of z

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