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The overnight shipping business has skyrocketed in the last ten years. The singl

ID: 3232104 • Letter: T

Question

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: 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 with the company?

Explanation / Answer

from above probabilty of expressing  medium satisfaction given (2-5) visit =55/200=0.275

high medium low total <2 250 140 10 400 2-5' 140 55 5 200 >5 70 25 5 100 total 460 220 20 700
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