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1. Dr Tiago wants to estimate the mean gpa of all incoming freshman. The mean gpa...

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Basic Math

1. Dr Tiago wants to estimate the mean gpa of allincoming freshman. The mean gpa of random sample of 25 freshman is3 with a standard deviation of 0.72. Assuming that the Gpa of allincoming freshman is normally distributed construct a 95%confidence interval for the population mean u

2. If a random sample of size 25 gives the average of37.87 and sd of 8 calculate the test static to the test thehypothesis that average hdl-cholesterol level among the adultpopulation of a city is atleat 39.63

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SolutionQuestion 1GivenSample Size n 25Sample mean Sample standard deviation s 072the Gpa    See Answer
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