The overnight shipping business has skyrocketed in the last ten years. The single greatest predictor of a company's success is customer service. A study was conducted to determine the customer satisfaction levels for one overnight shipping business. In addition to the customer's satisfaction level, the customers were asked how often they used overnight shipping. The results are shown below in the following table: 了推 Satisfaction level Frequency of Use <2 per month 2-5 per month >5 per month ТОTAL High 250 Medium Low ТОTAL 140 10 400 140 55 200 70 25 100 460 220 20 700 A customer is chosen at random. Given that the customer uses the company two to five times per month, what is the probability that the customer expressed medium satisfaction with the company?

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Chapter1: Combinatorial Analysis
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QUESTION 9
Solve the problem.
The overnight shipping business has skyrocketed in the last ten years. The single greatest predictor of a company's success is
customer service. A study was conducted to determine the customer satisfaction levels for one overnight shipping business.
In addition to the customer's satisfaction level, the customers were asked how often they used overnight shipping. The
results are shown below in the following table:
Satisfaction level
Frequency of Use
<2 permonth
2-5permonth
High
250
Me dium
Low
TOTAL
140
10
400
140
55
200
70
25
100
TOTAL
460
220
20
700
A customer is chosen at random. Given that the customer uses the company two to five times per month, what is the
probability that the customer expressed medium satisfaction with the company?
O73
140
O11
40
11
140
Transcribed Image Text:QUESTION 9 Solve the problem. The overnight shipping business has skyrocketed in the last ten years. The single greatest predictor of a company's success is customer service. A study was conducted to determine the customer satisfaction levels for one overnight shipping business. In addition to the customer's satisfaction level, the customers were asked how often they used overnight shipping. The results are shown below in the following table: Satisfaction level Frequency of Use <2 permonth 2-5permonth High 250 Me dium Low TOTAL 140 10 400 140 55 200 70 25 100 TOTAL 460 220 20 700 A customer is chosen at random. Given that the customer uses the company two to five times per month, what is the probability that the customer expressed medium satisfaction with the company? O73 140 O11 40 11 140
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