1 Java Nirvana, a coffee shop, wants to test consumer preferences for five different flavors of coffee. They will use a sample of 200 customers. Use a 0.05 significance level. flavor 1 Customers 55 2 32 3 18 4 30 5 65 Calculate the test statistic used to test the claim that the customers show no preference. A . B . C . D . 8.46 11.4 6 18.1 8 37.4 5 1 points QUESTION 2 Java Nirvana, a coffee shop, wants to test consumer preferences for five different flavors of coffee. They will use a sample of 200 customers. Use a 0.05 significance level. flavor 1 Customers 55 2 32 3 18 4 30 5 65 Calculate the critical value used to test the claim that the customers show no preference. A 9.48 . 8 B . C . D . 11.0 71 11.1 43 12.8 33 1 points QUESTION 3 Java Nirvana, a coffee shop, wants to test consumer preferences for five different flavors of coffee. They will use a sample of 200 customers. Use a 0.05 significance level. flavor 1 Customers 55 2 32 3 18 4 30 5 65 Test the claim that the customers show no preference. A . B . There is insufficient evidence to reject the claim that customers show no preference for the different flavors. There is sufficient evidence to reject the claim that customers show no preference for the different flavors. 2 points QUESTION 4 A scientist wishes to research the effectiveness of a flu vaccination. 150 subjects were vaccinated, 180 subjects were vaccinated with a placebo, and 100 subjects were not vaccinated. The number in each group who later caught the flu was recorded. The results are shown in the contingency table below. Vaccinate Placebo d Control Caught the flu 8 19 21 Did not catch the fl u 142 161 79 Use a 0.05 significance level to test the claim that the number of people who caught the flu is independent of the vaccination. Calculate the x2 critical value used to test the claim A . B . C . D . 4.96 5 9.96 5 14.9 65 17.9 65 2 points QUESTION 5 A scientist wishes to research the effectiveness of a flu vaccination. 150 subjects were vaccinated, 180 subjects were vaccinated with a placebo, and 100 subjects were not vaccinated. The number in each group who later caught the flu was recorded. The results are shown in the contingency table below. Vaccinated Placebo Control Caught the flu 8 19 21 Did not catch the flu 142 161 79 Use a 0.05 significance level to test the claim that the number of people who caught the flu is independent of the vaccination. Calculate the x2 critical value used to test the claim. A . B . C . D . 3.84 1 5.99 1 7.81 5 12.5 92 2 points QUESTION 6 A scientist wishes to research the effectiveness of a flu vaccination. 150 subjects were vaccinated, 180 subjects were vaccinated with a placebo, and 100 subjects were not vaccinated. The number in each group who later caught the flu was recorded. The results are shown in the contingency table below. Vaccinated Placebo Control Caught the flu 8 19 21 Did not catch the flu 142 161 79 Use a 0.05 significance level to test the claim that the number of people who caught the flu is independent of the vaccination. A There is insufficient evidence to reject the claim that the . number of people who caught the flu is independent of the vaccination. B There is sufficient evidence to reject the claim that the number . of people who caught the flu is independent of the vaccination. 2 points S AV E A N D S U B M I T Click Save and Submit to save and submit. Click Save All Answers to save all answers. Save and Submit 1 _9990807_1 _9990807_1 Rasmussen Personal Support Center, call toll-free, 24/7:1-866-693-2211 Copyright 2016 Rasmussen College, Inc. All rights reserved. CourseID: SUM16-ONP-STA3140-01 (PK1: _7207_1) Username: samuel.terry@smail.rasmussen.edu (ID: 00103731 / PK1: _41226_1)