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- Exit Certify Lesson: 11.3 Hypothesis Testing: Two Pop... Question 4 of 6, Step 2 of 3 The manufacturer of a new eye cream claims that the cream reduces the appearance of fine lines and wrinkles after just 14 days of application. To test the claim, 10 women are randomly selected to participate in a study. The number of fine lines and wrinkles that are visible around each participant's eyes is recorded before and after the 14 days of treatment. The following table displays the results. Test the claim at the 0.05 level of significance assuming that the population distribution of the paired differences is approximately normal. Let women before the treatment be Population 1 and let women after the treatment be Population 2. Before After Answer 6/18 Correct Number of Fine Lines and Wrinkles 13 11 14 11 9 15 12 10 10 13 11 8 Copy Data Step 2 of 3: Compute the value of the test statistic. Round your answer to three decimal places. 12 11 12 10 13 10 11 12 LACIE RUSS Tables Keypad Keyboard Shortcuts

- Exit Certify Lesson: 11.3 Hypothesis Testing: Two Pop... Question 4 of 6, Step 2 of 3 The manufacturer of a new eye cream claims that the cream reduces the appearance of fine lines and wrinkles after just 14 days of application. To test the claim, 10 women are randomly selected to participate in a study. The number of fine lines and wrinkles that are visible around each participant's eyes is recorded before and after the 14 days of treatment. The following table displays the results. Test the claim at the 0.05 level of significance assuming that the population distribution of the paired differences is approximately normal. Let women before the treatment be Population 1 and let women after the treatment be Population 2. Before After Answer 6/18 Correct Number of Fine Lines and Wrinkles 13 11 14 11 9 15 12 10 10 13 11 8 Copy Data Step 2 of 3: Compute the value of the test statistic. Round your answer to three decimal places. 12 11 12 10 13 10 11 12 LACIE RUSS Tables Keypad Keyboard Shortcuts

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.1: Measures Of Center
Problem 27PFA
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e S math Grades for Lacie Russ: INTRO PRO X https://learn.hawkeslearning.com/Portal/Lesson/lesson_certify#! - Exit Certify Lesson: 11.3 Hypothesis Testing: Two Pop... Question 4 of 6, Step 2 of 3 Lesson 11.3 Hypothesis Testing: 1 X Answer 52°F Mostly cloudy Before 10 12 After 13 11 8 H Q Search 6 The manufacturer of a new eye cream claims that the cream reduces the appearance of fine lines and wrinkles after just 14 days of application. To test the claim, 10 women are randomly selected to participate in a study. The number of fine lines and wrinkles that are visible around each participant's eyes is recorded before and after the 14 days of treatment. The following table displays the results. Test the claim at the 0.05 level of significance assuming that the population distribution of the paired differences is approximately normal. Let women before the treatment be Population 1 and let women after the treatment be Population 2. Copy Data Step 2 of 3: Compute the value of the test statistic. Round your answer to three decimal places. Number of Fine Lines and Wrinkles 13 11 14 12 11 9 15 11 10 4 mail & Sociology * 6/18 Correct 8 ( Dashboard 9 12 10 13 10 11 12 4 x + AA 4 A o Tables LACIE RUSS 0 Keypad Keyboard Shortcuts Submit Answer G
Transcribed Image Text:e S math Grades for Lacie Russ: INTRO PRO X https://learn.hawkeslearning.com/Portal/Lesson/lesson_certify#! - Exit Certify Lesson: 11.3 Hypothesis Testing: Two Pop... Question 4 of 6, Step 2 of 3 Lesson 11.3 Hypothesis Testing: 1 X Answer 52°F Mostly cloudy Before 10 12 After 13 11 8 H Q Search 6 The manufacturer of a new eye cream claims that the cream reduces the appearance of fine lines and wrinkles after just 14 days of application. To test the claim, 10 women are randomly selected to participate in a study. The number of fine lines and wrinkles that are visible around each participant's eyes is recorded before and after the 14 days of treatment. The following table displays the results. Test the claim at the 0.05 level of significance assuming that the population distribution of the paired differences is approximately normal. Let women before the treatment be Population 1 and let women after the treatment be Population 2. Copy Data Step 2 of 3: Compute the value of the test statistic. Round your answer to three decimal places. Number of Fine Lines and Wrinkles 13 11 14 12 11 9 15 11 10 4 mail & Sociology * 6/18 Correct 8 ( Dashboard 9 12 10 13 10 11 12 4 x + AA 4 A o Tables LACIE RUSS 0 Keypad Keyboard Shortcuts Submit Answer G
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