Wages of workers Without a High School Diploma. SmartAsset reports that the average weekly earnings for workers who have not received a high school diploma are $493 in 2018. Suppose you would like to determine if the average weekly earnings for workers who have received a high school diploma is significantly greater than the average Supplementary Exercises 465 weekly earnings for workers who have not received a high school diploma. Data providing the weekly pay for a sample of 50 workers who have received a high school diploma are available in the file WeeklyHSGradPay. These data are consistent with the findings reported by SmartAsset.   a. Repeat the hypothesis test using the critical value approach. b. e) Calculate the probability of a type II error when the mean weekly pay for workers who have received a high school diploma is $900. Weekly Earnings 687.73 543.15 789.45 442.26 684.85 661.43 478.30 629.62 486.95 786.47 652.15 652.82 669.81 641.13 577.24 845.68 541.59 553.36 743.25 468.61 821.71 757.82 657.34 506.95 744.93 553.20 827.92 663.85 685.90 637.25 530.54 515.85 588.77 506.62 720.84 503.01 583.18 7980.24 465.55 593.12 605.33 701.56 491.86 763.40 711.19 631.73 605.89 828.37 477.81 703.06

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 1GP
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Wages of workers Without a High School Diploma. SmartAsset reports that the average weekly earnings for workers who have not received a high school diploma are $493 in 2018. Suppose you would like to determine if the average weekly earnings for workers who have received a high school diploma is significantly greater than the average Supplementary Exercises 465 weekly earnings for workers who have not received a high school diploma. Data providing the weekly pay for a sample of 50 workers who have received a high school diploma are available in the file WeeklyHSGradPay. These data are consistent with the findings reported by SmartAsset.

 

a. Repeat the hypothesis test using the critical value approach.

b. e) Calculate the probability of a type II error when the mean weekly pay for workers who have received a high school diploma is $900.

Weekly Earnings
687.73
543.15
789.45
442.26
684.85
661.43
478.30
629.62
486.95
786.47
652.15
652.82
669.81
641.13
577.24
845.68
541.59
553.36
743.25
468.61
821.71
757.82
657.34
506.95
744.93
553.20
827.92
663.85
685.90
637.25
530.54
515.85
588.77
506.62
720.84
503.01
583.18
7980.24
465.55
593.12
605.33
701.56
491.86
763.40
711.19
631.73
605.89
828.37
477.81
703.06
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