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A) 7/23 B)7/10 C)1/5 D)26/35

A) 7/23 B)7/10 C)1/5 D)26/35

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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A) 7/23

B)7/10

C)1/5

D)26/35

3.- The overnight shipping business has skyrocketed in the last 10 years. The single greatest predictor of a company's success has been proven time and time again to be customer service. A study was conducted to study the customer satisfaction levels for one overnight shipping business. In addition to the customer satisfaction level, the customer was asked how often they used overnight shipping. The results are shown. Below in the following table. A customer is chosen at random. Given that the customer uses the company two to five per month, what is the probability that they express high satisfaction with the company. Frequency of use. High Medium Low total < 2 per month 250 140 10 400 2-5 per month 140 55 200 70 25 100 Per month Total 460 220 20 700 a)7/23 b) 7/10 c)1/5 d)26/35
Transcribed Image Text:3.- The overnight shipping business has skyrocketed in the last 10 years. The single greatest predictor of a company's success has been proven time and time again to be customer service. A study was conducted to study the customer satisfaction levels for one overnight shipping business. In addition to the customer satisfaction level, the customer was asked how often they used overnight shipping. The results are shown. Below in the following table. A customer is chosen at random. Given that the customer uses the company two to five per month, what is the probability that they express high satisfaction with the company. Frequency of use. High Medium Low total < 2 per month 250 140 10 400 2-5 per month 140 55 200 70 25 100 Per month Total 460 220 20 700 a)7/23 b) 7/10 c)1/5 d)26/35
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