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The mean Income per peron In the Unted States Is 40,500, and the distribution of Incomes follows a normal distribution. A randorn sample of 18 resldents of Wilmington, Deaware, hod a rmean of $51,500 with a standard deviation of $10 200. At the 0.050 level of signtficance, E that enough cvidence to conclude that reoldents of Wilmington, Delawsrc, have more tncome than the national 226euDAD State the null hypothests and the alternate hypothests. H1 P? b. State the decislon rule for 0.050 elgntficance level. (Round your answer to 3 dectmal pleces.) ప్పయు 3 c.Compute the value of the test stot'stic (Round your answer to 2 decimel places.) of Witmlngtan. Dabware. bave more Income than the nat onsl average at ate thot r 455u29no vBncuc c.ouasp the 0.0s0 s gnfcance

The mean Income per peron In the Unted States Is 40,500, and the distribution of Incomes follows a normal distribution. A randorn sample of 18 resldents of Wilmington, Deaware, hod a rmean of $51,500 with a standard deviation of $10 200. At the 0.050 level of signtficance, E that enough cvidence to conclude that reoldents of Wilmington, Delawsrc, have more tncome than the national 226euDAD State the null hypothests and the alternate hypothests. H1 P? b. State the decislon rule for 0.050 elgntficance level. (Round your answer to 3 dectmal pleces.) ప్పయు 3 c.Compute the value of the test stot'stic (Round your answer to 2 decimel places.) of Witmlngtan. Dabware. bave more Income than the nat onsl average at ate thot r 455u29no vBncuc c.ouasp the 0.0s0 s gnfcance

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
Section10.4: Distributions Of Data
Problem 19PFA
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The mean Income per peron In the Unted States Is 40,500, and the distribution of Incomes follows a normal distribution. A randorn sample of 18 resldents of Wilmington, Deaware, hod a rmean of $51,500 with a standard deviation of $10 200. At the 0.050 level of signtficance, E that enough cvidence to conclude that reoldents of Wilmington, Delawsrc, have more tncome than the national 226euDAD State the null hypothests and the alternate hypothests. H1 P? b. State the decislon rule for 0.050 elgntficance level. (Round your answer to 3 dectmal pleces.) ప్పయు 3 c.Compute the value of the test stot'stic (Round your answer to 2 decimel places.) of Witmlngtan. Dabware. bave more Income than the nat onsl average at ate thot r 455u29no vBncuc c.ouasp the 0.0s0 s gnfcance
Transcribed Image Text:The mean Income per peron In the Unted States Is 40,500, and the distribution of Incomes follows a normal distribution. A randorn sample of 18 resldents of Wilmington, Deaware, hod a rmean of $51,500 with a standard deviation of $10 200. At the 0.050 level of signtficance, E that enough cvidence to conclude that reoldents of Wilmington, Delawsrc, have more tncome than the national 226euDAD State the null hypothests and the alternate hypothests. H1 P? b. State the decislon rule for 0.050 elgntficance level. (Round your answer to 3 dectmal pleces.) ప్పయు 3 c.Compute the value of the test stot'stic (Round your answer to 2 decimel places.) of Witmlngtan. Dabware. bave more Income than the nat onsl average at ate thot r 455u29no vBncuc c.ouasp the 0.0s0 s gnfcance
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