A random sample of 10 independent observations from a normally distributed population yielded the following values 51, 53, 49, 43, 47, 46, 45, 30, 60, 52.

a) Estimate the standard deviation of the sampling distribution of means for samples like this one.

b) Using α = .05, test the hypothesis that the true mean is 50 against the alternative that the true mean is not 50.

c) State the conclusion.

Subject | Mathematics |

Due By (Pacific Time) | 05/05/2013 08:00 pm |

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