For Exercise 5, find the 90% prediction interval for time when the speed is 72 words per
Question:
A researcher desires to know whether the typing speed of a secretary (in words per minute) is related to the time (in hours) that it takes the secretary to learn to use a new word processing program. The data are shown.
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If there is a significant relationship, predict the time it will take the average secretary who has a typing speed of 72 words per minute to learn the word processing program.
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For calculation purposes only since no regression should be don...View the full answer
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