num1bori
12.01.2020 •
Mathematics
Arandom sample of 30 receipts for individuals shopping at the community drugstore showed the sample mean to be x-bar = $28.19 with a sample standard deviation of s = $4.06. compute the coefficient of variation for this data.
a. 6.94%
b. 14.4% correct
c. 694%
d. 4.32%
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Ответ:
The base cost is 3 dollars as you can see on the graph when you look at he y axis it shows 6 12 18 24 but the numbers in between are also factors of 3 like 9 15 21 and you can tell because those numbers are being graphed
3 is the base cost