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

Big Ideas Math A Bridge To Success Algebra 1: Student Edition 2015
1st Edition
ISBN:9781680331141
Author:HOUGHTON MIFFLIN HARCOURT
Publisher:HOUGHTON MIFFLIN HARCOURT
Chapter4: Writing Linear Equations
Section: Chapter Questions
Problem 11CT
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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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