The mean number of hours that Raphael worked over the past four weeks is 36.75. If he works 39 hours this week, what will the mean number of hours be that he will have worked over the five-week period? ..... What is the five-week mean?
The mean number of hours that Raphael worked over the past four weeks is 36.75. If he works 39 hours this week, what will the mean number of hours be that he will have worked over the five-week period? ..... What is the five-week mean?
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Transcribed Image Text:The mean number of hours that Raphael worked over the past four weeks is 36.75. If he works 39 hours this week, what will the mean number of hours be that he
will have worked over the five-week period?
.....
What is the five-week mean?
(Simplify your answer.)
Expert Solution

Step 1
Given the mean number of hours that Raphael worked over the past four weeks is and he works hours this week.
We have to find the mean number of hours be that he will have worked over the five-week period.
Hence,
Since, he works hours this week.
Hence, number of hours worked in week is .
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