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Statistics / Stats: Data and Models 4 / Chapter 5 / Problem 6E

Stats: Data and Models | 4th Edition | ISBN: 9780321986498 | Authors: Richard D. De Veaux, Paul F. Velleman, David E. Bock

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Chapter 5, Problem 6E

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QUESTION:

Hotline A company’s customer service hotline handles many calls relating to orders, refunds, and other issues. The company’s records indicate that the median length of calls to the hotline is 4.4 minutes with an IQR of 2.3 minutes.

a) If the company were to describe the duration of these calls in seconds instead of minutes, what would the median and IQR be?

b) In an effort to speed up the customer service process, the company decides to streamline the series of pushbutton menus customers must navigate, cutting the time by 24 seconds. What will the median and IQR of the length of hotline calls become?

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QUESTION:

Hotline A company’s customer service hotline handles many calls relating to orders, refunds, and other issues. The company’s records indicate that the median length of calls to the hotline is 4.4 minutes with an IQR of 2.3 minutes.

a) If the company were to describe the duration of these calls in seconds instead of minutes, what would the median and IQR be?

b) In an effort to speed up the customer service process, the company decides to streamline the series of pushbutton menus customers must navigate, cutting the time by 24 seconds. What will the median and IQR of the length of hotline calls become?

ANSWER:

Step 1 of 4

(a)

Given data is as follows- .

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