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The following stem-and-leaf diagram represents the number of cars sold over a period of 16 days in January. Stem Leaf 1 1 7 8 6 9 5 8 9 6 10 0 7 11 2 12 1 13 Key: 510 means 50 cars a) Calculate the mean and standard deviation for the number of cars sold in January. b) The mean and standard deviation of the cars sold in May and July is summarized in the following table. Using an appropriate measure, determine which month (January, May, or July) is most consistent in selling a car. Descriptive Statistics N Mean Std. Deviation No. of Car Sold in May 16 94.81 No. of Car Sold in July 16 91.42 19.637 20.561

The following stem-and-leaf diagram represents the number of cars sold over a period of 16 days in January. Stem Leaf 1 1 7 8 6 9 5 8 9 6 10 0 7 11 2 12 1 13 Key: 510 means 50 cars a) Calculate the mean and standard deviation for the number of cars sold in January. b) The mean and standard deviation of the cars sold in May and July is summarized in the following table. Using an appropriate measure, determine which month (January, May, or July) is most consistent in selling a car. Descriptive Statistics N Mean Std. Deviation No. of Car Sold in May 16 94.81 No. of Car Sold in July 16 91.42 19.637 20.561

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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The following stem-and-leaf diagram represents the number of cars sold over a period of 16 days in January. Stem Leaf 6 9 1 5 8 9 6 0 7 1 10 11 12 13 1 Key: 5|0 means 50 cars a) Calculate the mean and standard deviation for the number of cars sold in January. b) The mean and standard deviation of the cars sold in May and July is summarized in the following table. Using an appropriate measure, determine which month (January, May, or July) is most consistent in selling a car. Descriptive Statistics N Mean Std. Deviation No. of Car Sold in May 16 94.81 No. of Car Sold in July 16 91.42 19.637 20.561 56789은일은
Transcribed Image Text:The following stem-and-leaf diagram represents the number of cars sold over a period of 16 days in January. Stem Leaf 6 9 1 5 8 9 6 0 7 1 10 11 12 13 1 Key: 5|0 means 50 cars a) Calculate the mean and standard deviation for the number of cars sold in January. b) The mean and standard deviation of the cars sold in May and July is summarized in the following table. Using an appropriate measure, determine which month (January, May, or July) is most consistent in selling a car. Descriptive Statistics N Mean Std. Deviation No. of Car Sold in May 16 94.81 No. of Car Sold in July 16 91.42 19.637 20.561 56789은일은
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