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Determine the mean of the sampling distribution p hat

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Reference no: EM132152256

According to a survey in a country 34% of adults do not own a credit card. suppose a simple random sample of 900 adults is obtained.

1) Determine the Mean of the sampling distribution P hat?

2) Determine the standard deviation of the sampling distribution p hat?

3) What is the probability that in a random sample of 900 adults more than 35% do not own a credit card?

The probability is : (Round four decimal places)

4) If 100 different random samples of 900 adults were obtained one would expect ____ to result in more than 35% not owning a credit card(round to nearest integer . ?

5) What is the probability that in a random sample of 900 adults between 30% and 35% do not own a credit card?

The probability is______ (round four decimal places)

6) If 100 different random samples of 900 adults were obtained one would expect _____ to result in between 30% and 35% not owning a credit card

(round to nearest integer)

Reference no: EM132152256

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