Use these data to carry out a chi-square goodness-of-fit test to determine whether the population of all waiting times is normally distributed. Use α = .05, and note that  x¯�¯  = 44.93 and s = 5.5200 for the 60 bottle design ratings. Use the Empirical Rule to create the intervals. (Round your answer to 3 decimal places.)

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section: Chapter Questions
Problem 22SGR
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A Sample of Bottle Design Ratings (Composite Scores for a Systematic Sample of 60 Shoppers)

 

                   
47 44 51 37 47 49 52 52 47 52
39 46 42 52 36 38 44 50 37 45
44 46 52 45 38 35 46 46 39 47
48 49 52 37 52 49 35 39 36 40
51 41 49 49 47 46 46 47 39 48
52 47 38 52 40 40 43 37 52 51
 

 

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Use these data to carry out a chi-square goodness-of-fit test to determine whether the population of all waiting times is normally distributed. Use α = .05, and note that  x¯�¯  = 44.93 and s = 5.5200 for the 60 bottle design ratings. Use the Empirical Rule to create the intervals. (Round your answer to 3 decimal places.)

 

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