The finite population correction factor for adjusting the confidence interval when sampling from a ...

The finite population correction factor for adjusting the confidence interval when sampling from a finite population is used when .
 
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Q. 2

The purpose of calculating a centered moving average is to remove the trend component from the time series.
 
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Q. 3

The Central Limit Theorem requires _____________________________ ____.
 
  A) a sample size of at least 30 be used to ensure that the samples means are normally distributed
  B) the population be normally distributed to ensure that the samples means are normally distributed
  C) the bootstrap method to be used to select the sample
  D) the resampling technique to be used to select the sample

Q. 4

Interval data has all of the properties of ordinal data with the added feature that allows us to measure the differences between the categories with actual numbers in a meaningful way.
 
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Q. 5

The rejection region for a two-population variance test will always be in the lower tail of the sampling distribution.
 
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