corrected typo (deleted the unnecessary backslash in the third example calculation) (#34292)

Change 1. corrected typo (deleted the unnecessary backslash in the third example calculation)
original version = -17.25\   ---> revised version = -17.25

Change 2. for greater clarity changed the word "great" to "useful" as follows:

The mean can be a great way to describe a set of numbers.  ---> The mean can be a useful way to describe a set of numbers.
This commit is contained in:
Mike-Git-Hub
2019-01-22 02:19:39 +09:00
committed by Tom
parent 4a9529fe3e
commit fcb5eb7bb3

View File

@ -21,7 +21,7 @@ To find the mean (*A*) of a set of numbers , you add their values and divide by
* **-12, -20, -16, -21**
(-12, -20, -16, -21) / 4 = -17.25\
(-12, -20, -16, -21) / 4 = -17.25
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