Answer Happy

2) A researcher wants to determine what proportion of all high school students plaris to attend community college upon graduating. He has no idea of what the sample proportion will be. How large of a sample is required in order to be 90% sure that the sample proportion is off by no more than 2%?
Do the work (in a neat fashion) on this paper. Due on the day of the final exam. • Sample Size Problems: Just state the minimum sample size. • Confidence Intervals: State your result is a sentence, like "We are 95% confident that the is between, & • Hypothesis Tests: Perform the appropriate hypothesis test, including all 5 steps. o Ho & H₁ O a o Test o Test Statistic/p-value o Decision about Ho/Conclusion about H₂₁ ● If the necessary conditions are not met, use the appropriate alternative test. One Proportion - Binomial O O Two Proportion -'Randomization Test for Two Proportions O One Mean-Sign Test O Paired Difference - Wilcoxon Signed Ranks o Two Mean Test-Mann Whitney O ANOVA- Kruskal Wallis