Question

Find mean of 3,2,4,7,8,4,9​

Answer 1

Explanation:

the mean is 4

Hope its help.

Answer 2

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★ Mean = $\frac{ Sum \: of \: observations }{ Total \: number \: of \: observations }$

★ Mean = $\frac{ 3~+~2~+~4~+~7~+~8~+~4~+~9 }{ 7 }$

★ Mean = $\frac{ 37 }{ 7 }$

★ $\huge\fbox\green{ Mean \: = \: 5.2 }$

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