The financial services call center in Problem 2.20 also monitors call duration, the amount of time spent

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The financial services call center in Problem 2.20 also monitors call duration, the amount of time spent speaking to customers on the phone. The file CallDuration contains the following data for time, in seconds, spent by agents talking to 50 customers:

243 290 199 240 125 151 158 66 350 1141 251 385 239 139 181 111 136 250 313 154 78 264 123 314 135 99 420 112 239 208 65


a. Construct a frequency distribution and a percentage distribution.

b. Construct a cumulative percentage distribution.

c. What can you conclude about call center performance if a call duration target of less than 240 seconds is set?

Distribution
The word "distribution" has several meanings in the financial world, most of them pertaining to the payment of assets from a fund, account, or individual security to an investor or beneficiary. Retirement account distributions are among the most...
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Basic Business Statistics Concepts And Applications

ISBN: 9780134684840

14th Edition

Authors: Mark L. Berenson, David M. Levine, Kathryn A. Szabat, David F. Stephan

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