18) The Central Limit Theorem: A) is the theoretical foundation of the c-chart B

Question

18) The Central Limit Theorem: A) is the theoretical foundation of the c-chart B) states that the average of assignable variations is zero C) allows managers to use the normal distribution as the basis for building some D) states that the average range can be used as a proxy for the standard deviation E) controls the steepness of an operating characteristic curve control charts 19) The p-chart tells us whether there has been a: A) gain or loss in dispersion B) change in the percent defective in a sample C) change in the central tendency of the process output D) change in the number of defects in a sample E) none of the above

Explanation / Answer

Answer 18- C) allows managers to use the normal distribution as the basis for building some control charts.

Answer 19- B) change in the percent defective in a sample.

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