A retailer wants to see if a red "Sale" sign brings in more revenue than the same "Sale" sign in blue. The data below shows the revenue in thousands of dollars that was achieved for various days when the retailer decided to put the red "Sale" sign up and days when the retailer decided to put the blue "Sale" sign up. Red: 3.4, 0.9, 4.1, 4.4, 4.5, 3.9, 2.6, 1.9, 3.5 Blue: 3.2, 2.7, 1.3, 1.4, 2.4, 2.5, 2.9, 1.8, 1.9 Assume that both populations follow a normal distribution. What can be concluded at the αα = 0.01 level of significance level of significance? The test statistic t = (please show your answer to 3 decimal places.) The p-value = (Please show your answer to 4 decimal places.)
A retailer wants to see if a red "Sale" sign brings in more revenue than the same "Sale" sign in blue. The data below shows the revenue in thousands of dollars that was achieved for various days when the retailer decided to put the red "Sale" sign up and days when the retailer decided to put the blue "Sale" sign up. Red: 3.4, 0.9, 4.1, 4.4, 4.5, 3.9, 2.6, 1.9, 3.5 Blue: 3.2, 2.7, 1.3, 1.4, 2.4, 2.5, 2.9, 1.8, 1.9 Assume that both populations follow a normal distribution. What can be concluded at the αα = 0.01 level of significance level of significance? The test statistic t = (please show your answer to 3 decimal places.) The p-value = (Please show your answer to 4 decimal places.)
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.6: Summarizing Categorical Data
Problem 26PPS
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A retailer wants to see if a red "Sale" sign brings in more revenue than the same "Sale" sign in blue. The data below shows the revenue in thousands of dollars that was achieved for various days when the retailer decided to put the red "Sale" sign up and days when the retailer decided to put the blue "Sale" sign up.
Red: 3.4, 0.9, 4.1, 4.4, 4.5, 3.9, 2.6, 1.9, 3.5
Blue: 3.2, 2.7, 1.3, 1.4, 2.4, 2.5, 2.9, 1.8, 1.9
Assume that both populations follow a
- The test statistic t = (please show your answer to 3 decimal places.)
- The p-value = (Please show your answer to 4 decimal places.)
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