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A magazine tested LCD televisions. The table below shows the overall quality score and cost in hundreds of dollars. Use the rank correlation coefficient to test for a correlation between the two variables. Use a significance level of a = 0.01 Based on these results, can you expect to get higher quality by purchasing a more expensive LCD television? 68 67 65 64 64 62 58 D 13 70 Spearman's rank correlation coefficient 79 76 73 Quality Cost 24 27 37 20 19 12 24 20 12 19 E Click the icon to view the critical values of Spearman's rank correlation coefficient. Determine the null and alternative hypotheses for this test. Choose the correct answer below. B. Ho: Pa =0 O A. Ho: Pa +0 H: P, +0 H: P =0 a/2 a/2 OD. Ho: s -0 OC. Ho:r, 40 Hr, +0 -1 Critical Values of Spearman's Rank Correlation Coefficient r, Determine the correlation coefficient. 0.02 *0.01 aa.10 *0.05 . (Round to three decimal places as needed.) 900 829 886 943 1714 786 893 929 843 .738 833 881 800 700 783 833 564 648 745 794 10 536 .618 709 755

A magazine tested LCD televisions. The table below shows the overall quality score and cost in hundreds of dollars. Use the rank correlation coefficient to test for a correlation between the two variables. Use a significance level of a = 0.01 Based on these results, can you expect to get higher quality by purchasing a more expensive LCD television? 68 67 65 64 64 62 58 D 13 70 Spearman's rank correlation coefficient 79 76 73 Quality Cost 24 27 37 20 19 12 24 20 12 19 E Click the icon to view the critical values of Spearman's rank correlation coefficient. Determine the null and alternative hypotheses for this test. Choose the correct answer below. B. Ho: Pa =0 O A. Ho: Pa +0 H: P, +0 H: P =0 a/2 a/2 OD. Ho: s -0 OC. Ho:r, 40 Hr, +0 -1 Critical Values of Spearman's Rank Correlation Coefficient r, Determine the correlation coefficient. 0.02 *0.01 aa.10 *0.05 . (Round to three decimal places as needed.) 900 829 886 943 1714 786 893 929 843 .738 833 881 800 700 783 833 564 648 745 794 10 536 .618 709 755

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section4.5: Correlation And Causation
Problem 15PPS
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I need the correlation coefficient rounded 3 decimals  , critics values rounded three decimals, and state conclusions fail to reject or reject null 

A magazine tested LCD televisions. The table below shows the overall quality score and cost in hundreds of dollars. Use the rank correlation coefficient to test for a correlation between the two variables. Use a significance level of a= 0.01. Based on these results, can you expect to get higher quality by purchasing a more expensive LCD television? Quality 79 76 73 70 68 67 65 64 64 62 58 口 Spearman's rank correlation coefficient Cost 24 27 37 20 19 12 24 20 13 12 19 Click the icon to view the critical values of Spearman's rank correlation coefficient. Determine the null and alternative hypotheses for this test. Choose the correct answer below. CB. Ho Ps = 0 O A. Ho: Ps #0 H1: Ps =0 H: Ps #0 /2 a/2 OC. Ho:rs#0 H:rg = 0 OD. Ho:rs =0 Hr 0 Critical Values of Spearman's Rank Correlation Coefficient r Determine the correlation coefficient. (Round to three decimal places as needed.) a- 0.10 a = 0.05 0.02 0.01 900 829 886 943 714 786 893 929 643 738 833 881 600 700 783 833 10 564 .648 745 794 11 536 .618 709 755
Transcribed Image Text:A magazine tested LCD televisions. The table below shows the overall quality score and cost in hundreds of dollars. Use the rank correlation coefficient to test for a correlation between the two variables. Use a significance level of a= 0.01. Based on these results, can you expect to get higher quality by purchasing a more expensive LCD television? Quality 79 76 73 70 68 67 65 64 64 62 58 口 Spearman's rank correlation coefficient Cost 24 27 37 20 19 12 24 20 13 12 19 Click the icon to view the critical values of Spearman's rank correlation coefficient. Determine the null and alternative hypotheses for this test. Choose the correct answer below. CB. Ho Ps = 0 O A. Ho: Ps #0 H1: Ps =0 H: Ps #0 /2 a/2 OC. Ho:rs#0 H:rg = 0 OD. Ho:rs =0 Hr 0 Critical Values of Spearman's Rank Correlation Coefficient r Determine the correlation coefficient. (Round to three decimal places as needed.) a- 0.10 a = 0.05 0.02 0.01 900 829 886 943 714 786 893 929 643 738 833 881 600 700 783 833 10 564 .648 745 794 11 536 .618 709 755
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