Problem 19 of 25sta-019
The mean weight of 6 packages is 14 pounds. One package, which weighs 24 pounds, is removed. What is the mean weight, in pounds, of the remaining 5 packages?
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Solution walkthrough1:31
- A mean is a total shared out equally, so total mean number of values.
- Six packages with a mean of pounds weigh pounds in all.
- Take out the -pound package: pounds are left.
- Share the pounds among the packages left: pounds.
- Traps: divides by instead of , assumes the mean cannot change, and is the total.