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(b-1) Do the chi-square test at a = .025 (Use 8 bins to define bins by using method 3 (equal expected frequencies)). (Round your answers to 4 decimal places. Do not round your intermediate calculations.) Chi-square 7.9048 degrees of freedom p-value 0.1616

(b-1) Do the chi-square test at a = .025 (Use 8 bins to define bins by using method 3 (equal expected frequencies)). (Round your answers to 4 decimal places. Do not round your intermediate calculations.) Chi-square 7.9048 degrees of freedom p-value 0.1616

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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did all just need b-1

One Friday night, there were 42 carry-out orders at Ashoka Curry Express. Use the following data to perform a Normal GOF test for a = .025. 20.86 25.72 15.36 39.67 30.53 26.43 29.01 38.91 17.18 23.07 45.35 20.57 47.38 17.81 17.23 18.43 28.70 47.36 47.99 19.88 44.11 47.57 37.92 16.38 32.98 30.27 39.39 16.00 41.73 27.63 25.98 41.64 41.50 42.16 24.66 29.77 32.81 39.38 35.20 38.37 27.23 28.31 Click here for the Excel Data File (a) Estimate the mean and standard deviation from the sample. (Round your answers to 4 decimal places.) Sample mean 31.3912 Sample standard deviation 10.2310 (b-1) Do the chi-square test at a = .025 (Use 8 bins to define bins by using method 3 (equal expected frequencies)). (Round your answers to 4 decimal places. Do not round your intermediate calculations.) Chi-square 7.9048 degrees of freedom p-value 0.1616
Transcribed Image Text:One Friday night, there were 42 carry-out orders at Ashoka Curry Express. Use the following data to perform a Normal GOF test for a = .025. 20.86 25.72 15.36 39.67 30.53 26.43 29.01 38.91 17.18 23.07 45.35 20.57 47.38 17.81 17.23 18.43 28.70 47.36 47.99 19.88 44.11 47.57 37.92 16.38 32.98 30.27 39.39 16.00 41.73 27.63 25.98 41.64 41.50 42.16 24.66 29.77 32.81 39.38 35.20 38.37 27.23 28.31 Click here for the Excel Data File (a) Estimate the mean and standard deviation from the sample. (Round your answers to 4 decimal places.) Sample mean 31.3912 Sample standard deviation 10.2310 (b-1) Do the chi-square test at a = .025 (Use 8 bins to define bins by using method 3 (equal expected frequencies)). (Round your answers to 4 decimal places. Do not round your intermediate calculations.) Chi-square 7.9048 degrees of freedom p-value 0.1616
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