Find the mean for the data. The data represents the costs of nine compact refrigerators rated very good or excellent by Consumer Reports on their website.

CheemnCatelvew 2020-10-28 Answered
Find the mean for the data.
The data represents the costs of nine compact refrigerators rated very good or excellent by Consumer Reports on their website.
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Expert Answer

Mitchel Aguirre
Answered 2020-10-29 Author has 94 answers
Calculation:
The sum of all the entries divided by the total number of entries is known mean.
The formula for mean is,
$\stackrel{―}{x}=\frac{\sum x}{n}$
Substitute the values and nas 9 in the formula,
$\stackrel{―}{x}=\frac{150+150+160+180+150+140+120+130+120}{9}$
$=\frac{1300}{9}=144.444$
Thus, the mean cost of compact refrigerators is $\mathrm{}144.44$,
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