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consumers spend more on a trip to Target or Walmart? Suppose researchers interested this question collected a systematic sample from 81 Target customers and 77 Walmart stomers by asking customers for their purchase amount as they left the stores. The data lected is summarized by the accompanying table. Suppose researchers decide to test e hypothesis that the means are equal. The degrees of freedom formula gives 155.63 df. st the null hypothesis at a = 0.01. A. Ho: HA-HB=0 HA: HA-HB >0 B. Ho: HA-HB=0 HA: HA-HB #0 OC. Ho: HA-HB = 0 HA: HA-HB<0 OD. Ho: HA-HB #0 HA: HA-HB = 0 Compute the test statistic. t= -3.14 (Round to two decimal places as needed.) Find the P-value. The P-value is (Round to three decimal places as needed.) . n S Target 81 40 21 Walmart 77 50 19 1 18 1

consumers spend more on a trip to Target or Walmart? Suppose researchers interested this question collected a systematic sample from 81 Target customers and 77 Walmart stomers by asking customers for their purchase amount as they left the stores. The data lected is summarized by the accompanying table. Suppose researchers decide to test e hypothesis that the means are equal. The degrees of freedom formula gives 155.63 df. st the null hypothesis at a = 0.01. A. Ho: HA-HB=0 HA: HA-HB >0 B. Ho: HA-HB=0 HA: HA-HB #0 OC. Ho: HA-HB = 0 HA: HA-HB<0 OD. Ho: HA-HB #0 HA: HA-HB = 0 Compute the test statistic. t= -3.14 (Round to two decimal places as needed.) Find the P-value. The P-value is (Round to three decimal places as needed.) . n S Target 81 40 21 Walmart 77 50 19 1 18 1

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 2CYU
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Do consumers spend more on a trip to Target or Walmart? Suppose researchers interested in this question collected a systematic sample from 81 Target customers and 77 Walmart customers by asking customers for their purchase amount as they left the stores. The data collected is summarized by the accompanying table. Suppose researchers decide to test the hypothesis that the means are equal. The degrees of freedom formula gives 155.63 df. Test the null hypothesis at x = 0.01. OA. Ho: HA-HB = 0 HA: HA-HB >0 B. Ho: HA-HB = 0 HA: HA-HB #0 OC. Ho: HA-HB=0 HA: HA-HB <0 D. Ho: HA-HB #0 HA: HA-HB=0 Compute the test statistic. t= -3.14 (Round to two decimal places as needed.) Find the P-value. The P-value is (Round to three decimal places as needed.) n y S Target 81 40 21 Walmart 77 50 19 14 8 1
Transcribed Image Text:Do consumers spend more on a trip to Target or Walmart? Suppose researchers interested in this question collected a systematic sample from 81 Target customers and 77 Walmart customers by asking customers for their purchase amount as they left the stores. The data collected is summarized by the accompanying table. Suppose researchers decide to test the hypothesis that the means are equal. The degrees of freedom formula gives 155.63 df. Test the null hypothesis at x = 0.01. OA. Ho: HA-HB = 0 HA: HA-HB >0 B. Ho: HA-HB = 0 HA: HA-HB #0 OC. Ho: HA-HB=0 HA: HA-HB <0 D. Ho: HA-HB #0 HA: HA-HB=0 Compute the test statistic. t= -3.14 (Round to two decimal places as needed.) Find the P-value. The P-value is (Round to three decimal places as needed.) n y S Target 81 40 21 Walmart 77 50 19 14 8 1
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