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1. The manager of Jerry's Barbershop recently asked his 50 customers to punch in a timecard when first arrive at the shop and to punch out right after they paid for their haircut. He then used the data on the cards to measure how long it took Jerry and his barbers to cut hair and used that information to schedule their appointment intervals. The following times (in minutes) were tabulated. 15 19 20 22 23 24 25 28 28 28 28 29 30 30 30 31 31 32 32 34 35 35 35 35 35 37 37 37 37 38 40 42 42 45 45 45 48 50 50 50 50 51 51 51 52 52 52 54 55 84

1. The manager of Jerry's Barbershop recently asked his 50 customers to punch in a timecard when first arrive at the shop and to punch out right after they paid for their haircut. He then used the data on the cards to measure how long it took Jerry and his barbers to cut hair and used that information to schedule their appointment intervals. The following times (in minutes) were tabulated. 15 19 20 22 23 24 25 28 28 28 28 29 30 30 30 31 31 32 32 34 35 35 35 35 35 37 37 37 37 38 40 42 42 45 45 45 48 50 50 50 50 51 51 51 52 52 52 54 55 84

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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1. The manager of Jerry's Barbershop recently asked his 50 customers to punch in a timecard when first arrive at the shop and to punch out right after they paid for their haircut. He then used the data on the cards to measure how long it took Jerry and his barbers to cut hair and used that information to schedule their appointment intervals. The following times (in minutes) were tabulated. 15 19 20 22 23 24 25 28 28 28 28 29 30 30 30 31 31 32 32 34 35 35 35 35 35 37 37 37 37 38 40 42 42 45 45 45 48 50 50 50 50 51 51 51 52 52 52 54 55 84
Transcribed Image Text:1. The manager of Jerry's Barbershop recently asked his 50 customers to punch in a timecard when first arrive at the shop and to punch out right after they paid for their haircut. He then used the data on the cards to measure how long it took Jerry and his barbers to cut hair and used that information to schedule their appointment intervals. The following times (in minutes) were tabulated. 15 19 20 22 23 24 25 28 28 28 28 29 30 30 30 31 31 32 32 34 35 35 35 35 35 37 37 37 37 38 40 42 42 45 45 45 48 50 50 50 50 51 51 51 52 52 52 54 55 84
d. Construct a box plot of the data above. Label axis. Is there evidence of normality? Why? e. Find IQR. f. Using IQR, find LB, and UB. Does the data have any outliers? LB = UB = Are there any outliers? Explain.
Transcribed Image Text:d. Construct a box plot of the data above. Label axis. Is there evidence of normality? Why? e. Find IQR. f. Using IQR, find LB, and UB. Does the data have any outliers? LB = UB = Are there any outliers? Explain.
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