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MATH 533 Week 6 Course Project, Part B - Hypothesis Testing and Confidence Intervals

$30.00
Contributor
Mike Mentzer
Category
Mathematices
Course
MATH 533 Applied Managerial Statistics
Institute
DeVry
Pages
7

Course Project Part B: Hypothesis Testing and Confidence Intervals Course Name: MATH533 Applied Managerial Statistics Student Name: XXX 3505200160783 Part B: Hypothesis Testing and Confidence Intervals Brief Introduction This is Project Part B: Hypothesis Testing and Confidence Intervals. In this part of project, we will conduct Hypothesis Testing for a few of variables and data set. Confidence Intervals will also be found for those variables. 1. Mean sales per week exceed 42.5 per salesperson Hypothesis Testing H0: µ ≤42.5 Hα: µ >42.5 (claim) We will conduct right-tailed t-test since the population standard deviation sigma ( σ )is unknow. Identifying the Rejection Region 3390900401359Since α=0.05 and df=n-1=100-1=99 the t-critical value will be: 1.660 Sales (Y) Mean43.63 Standard Error0.74 Median42.50 Mode41.00 Standard Deviation7.44 Sample Variance55.35 Kurtosis2.78 Skewness1.49 Range37.00

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