Exam 9: Sampling Distributions

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According to the central limit theorem, for samples of size 169 drawn from a population with μ\mu = 1,014 and σ\sigma = 65, the mean of the sampling distribution of sample means would equal ___.

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Pinky Bauer, Chief Financial Officer of Harrison Haulers, Inc., suspects irregularities in the payroll system. If 10% of the 5,000 payroll vouchers issued since January 1, 2000, have irregularities, the probability that Pinky's random sample of 200 vouchers will have a sample proportion greater than.06 is ___.

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According to the central limit theorem, for samples of size 64 drawn from a population with μ\mu = 800 and σ\sigma = 56, the mean of the sampling distribution of sample means would equal ___.

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Suppose 65% of all college students have a laptop computer at home and a sample of 150 students is taken. The mean of the sampling distribution of Suppose 65% of all college students have a laptop computer at home and a sample of 150 students is taken. The mean of the sampling distribution of   is is

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Increasing the sample size causes the numerical value of standard error of the sample means to increase.

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