Question: 1. As the size of the sample increases, Answer A) the standard error of the mean becomes smaller. B) the population standard deviation increases. C)

1. As the size of the sample increases,

Answer

A) the standard error of the mean becomes smaller.



B) the population standard deviation increases.



C) the sampling error increases.



D) the shape of the sampling distribution becomes wider.

2. Selecting 5 consecutive samples per hour on the hour improvesdetection of process shifts.

Answer

True

False

3. Random sampling of one sample frequently provides an overallprocess average if shipping in lots.


Answer

True

False

4. The R or s chart measures variability between samplegroups.

Answer

True

False

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