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For the people who were vaccinated, calculate the distribution of Flu Status. Enter each answer as a percentage with one place after the decimal. Caught
For the people who were vaccinated, calculate the distribution of Flu Status. Enter each answer as a percentage with one place after the decimal. Caught the Flu: % Did not catch the flu: % Here is the distribution of Flu Status for the other two categories of Vaccine Type: Vaccine Type: Placebo Control Caught the Flu 10.6% 21% Did not catch the flu 89.4% 79% The Minitab output file posted on Moodle shows the bar charts for each Vaccine Type. Determine which graph represents each group, then answer the following questions.\fChi-Square Test for Association: C1, Worksheet columns Rows: C1 Columns: Worksheet columns Vaccinated Placebo Control All Flu 8 19 21 48 16.74 20.09 11.16 4.5664 0.0595 8.6690 No Flu 142 161 79 382 133.26 159.91 88.84 0.5738 0.0075 1.0893 All 150 180 100 430 Cell Contents Count Expected count Contribution to Chi-square Chi-Square Test Chi-Square DF P-Value Pearson 14.965 0.001 IN Likelihood Ratio 14.299 2 0.001Which of the provided graphs is the correct one for those who were vaccinated? Select one: O a. Graph A O b. Graph B O c Graph C What title should be on the graph for those who were vaccinated? B IThe bars are labelled, but what additional label should be on the x-axis? 7 B I E What label should be on the y axis? 7 AY B I EBased on the graphs in the datafile, what can you say about the association between Flu Status and Vaccine Type in the sample? Select one: O a. No association O b. Moderate association O c. Strong association Explain, with specific reference to the graphs and in the context of the question, your answer to the previous question. 1 B I EWhat type of chi-square test is appropriate? Explain your answer in context. B E State the hypotheses in the context of the problem. 1 AY BIdentify the test statistic and p-value from the Minitab output. Xz = P-value = Briefly assess the strength of the evidence. B E
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