Answer Happy

The student newspaper at a local university want to know the proportion of undergraduate students who think tuition is too high. A simple random sample of 100 students is taken from the registrar's student records. The survey response indicate that 78 think tuition is too high. The editor of the newspaper wants a level of precision for this estimate. O Hypothesis test for one population mean (unknown population standard deviation) Confidence interval estimate for one population mean (unknown population standard deviation) O Hypothesis test for population mean from paired differences Confidence interval estimate for population mean from paired differences O Hypothesis test for difference in population means from two independent samples Confidence interval estimate for difference in population means from two independent samples O Hypothesis test for one population proportion Confidence interval estimate for one population proportion O Hypothesis test for difference between two population proportions O Confidence interval estimate for difference between two population proportions