1. The standard time for a bank teller to process a loan form is estimated in seconds by 4 values: 120,140 ,70, and 135 a. If equal weight is placed on each estimate, what is the expected time to plan for? b. If the smallest time is disregarded, estimate the expected time. Does the smallest estimate seem to significantly change the expected value?

Practical Management Science
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Author:WINSTON, Wayne L.
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1. The standard time for a bank teller to process a loan form is estimated in seconds by 4
values: 120,140 ,70, and 135
a. If equal weight is placed on each estimate, what is the expected time to plan for?
b. If the smallest time is disregarded, estimate the expected time. Does the smallest estimate
seem to significantly change the expected value?
Transcribed Image Text:1. The standard time for a bank teller to process a loan form is estimated in seconds by 4 values: 120,140 ,70, and 135 a. If equal weight is placed on each estimate, what is the expected time to plan for? b. If the smallest time is disregarded, estimate the expected time. Does the smallest estimate seem to significantly change the expected value?
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