Do the data provide sufficient evidence at the 5% level of a difference in mean blood sugar level for the 3 drugs? O no yes Do the data provide sufficient evidence at the 5% level of a difference in the mean blood sugar level between the 20 people? O no O yes Based on your conclusions about the blocks, what should the Sum of Squares for Error be:
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- What is meant by the sample space of an experiment?List the sample space of each experiment. Tossing three coinsLester Hollar is vice president for human resources for a large manufacturing company. In recent years, he has noticed an increase in absenteeism, which he thinks is related to the general health of the employees. Four years ago, in an attempt to improve the situation, he began a fitness program in which employees exercise during their lunch hour. To evaluate the program, he selected a random sample of eight participants and found the number of days each was absent in the six months before the exercise program began and in the last six months. Below are the results 1,6,3,2,6,2,3,7,1,4,7,2,5,4,2,6,6,6,7,6,3,8,8,7 State the decision rule for 0.100 significance level. Compute the test Statistics
- Lester Hollar is vice president for human resources for a large manufacturing company. In recent years, he has noticed an increase in absenteeism that he thinks is related to the general health of the employees. Four years ago, in an attempt to improve the situation, he began a fitness program in which employees exercise during their lunch hour. To evaluate the program, he selected a random sample of eight participants and found the number of days each was absent in the six months before the exercise program began and in the six months following the exercise program. Below are the results. Employee Before After 1 6 5 2 6 2 3 7 1 4 7 3 5 4 3 6 3 6 7 5 3 8 6 7 At the 0.05 significance level, can he conclude that the number of absences has declined? Estimate the p-value. State the decision rule for 0.05 significance level. (Round your answer to 3 decimal places.) 2. Compute the test statistic. (Round your answer to 3 decimal places.) 3. The…Lester Hollar is vice president for human resources for a large manufacturing company. In recent years, he has noticed an increase in absenteeism that he thinks is related to the general health of the employees. Four years ago, in an attempt to improve the situation, he began a fitness program in which employees exercise during their lunch hour. To evaluate the program, he selected a random sample of eight participants and found the number of days each was absent in the six months before the exercise program began and in the six months following the exercise program. Below are the results. Employee Before After Bauman 6 2 Briggs 5 6 Dottellis 5 3 Lee 7 7 Perralt 4 6 Rielly 5 2 Steinmetz 7 3 Stoltz 5 4 At the 0.050 significance level, can he conclude that the number of absences has declined? Estimate the p-value. a. State the decision rule for 0.050 significance level. b. Compute the test statistic c. The p-value is d. State your decision about the null hypothesis.