Question: Sample size problems: Just state the minimum sample size Confidence intervals: state your result is a sentence, like we are 95% confident that ? Is

Sample size problems: Just state the minimum sample size Confidence intervals: state your result is a sentence, like "we are 95% confident that ? Is between blank and blank " Hypothesis tests: perform the appropriate hypothesis test, including all 5 steps. 1. Ho & H1 2. a= 3. Test 4. Test statistic and p-value 5. Decision about H0/ conclusion about H1 If the necessary conditions are not let, use the appropriate alternative test. 1. One Proportion- Binomial 2. Two proportion- randomization test for two proportions 3. One mean - sign test 4. Paired difference- Wilcoxon Signed Ranks 5. Two mean test- Mann Whitney 6. Anova- Kruskal Wallis 16) Here are the scores of 9 randomly selected students on a Math 21 exam. 62 68 73 75 78 80 83 88 94 Test the claim that the mean score on this exam for all students is above 70 at the 0.05 level of significance

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