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At a Computer Manufacturing Company, the Actual Size of a Particular

Question 115

Multiple Choice

At a computer manufacturing company, the actual size of a particular type of computer chips is normally distributed with a mean of 1 centimeter and a standard deviation of 0.1 centimeter. A
Random sample of 12 computer chips is taken. What is the standard error for the sample mean?


A) 0.029
B) 0.050
C) 0.091
D) 0.120

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