The manager of a computer software company wishes to study the number of hours per week senior executives by type of industry spend at their desktop computers. The manager selected a sample of five executives from each of three industries. At the 0.05 significance level, can she conclude there is a difference in the mean number of hours spent per week by industry? Banking Retail Insurance 12 10 Rectangular Snip 10 8 10 6 12 8 8 10 10 10 Click here for the Excel Data File 1. State the null hypothesis. HO 1 u3 H1 Treatment means all the same. 2. What is the decision rule? (Round your answer to 2 decimal places.) F 0.05> Recta 3. Complete the ANOVA table. (Round your SS, MS, and Fvalues to 2 decimal places.) Analysis of Variance Source SS df MS F Treatments Error 4. State your decision regarding the null hypothesis. Decision: Но

The manager of a computer software company wishes to study the number of hours per week senior executives by type of industry spend at their desktop computers. The manager selected a sample of five executives from each of three industries. At the 0.05 significance level, can she conclude there is a difference in the mean number of hours spent per week by industry? Banking Retail Insurance 12 10 Rectangular Snip 10 8 10 6 12 8 8 10 10 10 Click here for the Excel Data File 1. State the null hypothesis. HO 1 u3 H1 Treatment means all the same. 2. What is the decision rule? (Round your answer to 2 decimal places.) F 0.05> Recta 3. Complete the ANOVA table. (Round your SS, MS, and Fvalues to 2 decimal places.) Analysis of Variance Source SS df MS F Treatments Error 4. State your decision regarding the null hypothesis. Decision: Но

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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