Proportions Based on Samples

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n

• Distribution Shape

• Sample Size

• Sample Mean

• Population Size

Select the correct description

• Mean of the Sampling Distribution of p-hat

• Population Mean

• Percents of Means

• Proportions

Which pair of formulas is used to find the mean and standard deviation of the sampling distribution of the sample proportion?

Which of the following condition(s) must be met for the sampling distribution of sample proportions to be approximately normal.  

MARK ALL THAT APPLY

• Population is approximately Normal

The highlighted region represents...

(Mark all that apply)

• The area to the left of the z-score

• The z-score

• The probability of an outcome that is less than the z-score

• The probability of an outcome that is greater than the z-score

• The area to the right of the z-score

The highlighted region represents...

(Mark all that apply)

• The area to the left of the z-score

• The z-score

• The probability of an outcome that is less than the z-score

• The probability of an outcome that is greater than the z-score

• The area to the right of the z-score

• No, one of the conditions fail

• K

• K