QUESTION 10 A researcher believes that Business majors are better writers of business memos vs. English majors. To test this hypothesis, she gives a test to one group of Business majors and another group of English majors. The test is graded on a 100-point scale, so higher scores are better. There are 9 graduates of each major in the study. What is the name of the appropriate statistical test? O ANOVA O Kruskall-Wallis Test O T-test for two means O Wilcoxon Rank Sum Test QUESTION 11 A researcher believes that Business majors are better writers of business memos vs. English majors. To test this hypothesis, she gives a test to one group of Business majors and another group of English majors. The test is graded on a 100-point scale, so higher scores are better. There are 40 graduates of each major in the study. What are Ho and Ha? O Ho: mu(Business)=mu(English); Ha:mu(Business)mu(English); Ha:mu(Business)=mu(English) O Ho: mu(Business)=mu(English]: Ha:mu(Business)>mu(English) QUESTION 12 A researcher believes that Business majors are better writers of business memos vs. English majors. To test this hypothesis, she gives a test to one group of Business majors and another group of English majors. The test is graded on a 100-point scale, so higher scores are better. There are 40 graduates of each major in the study. What is the name of the appropriate statistical test? O ANOVA O Wilcoxon Rank Sum Test O Kruskall-Wallis Test O T-test for two means