A distribution consists of three components with frequencies `45, 40` and `15` having their means `2, 2.5, 2` respective

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Q 3033801742.     A distribution consists of three components with frequencies `45, 40` and `15` having their means `2, 2.5, 2` respectively. The mean of the combined distribution is
A

`2.1`

B

`2.2`

C

`2.3`

D

`2.4`

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Solution
(Provided By a Student and Checked/Corrected by EXXAMM.com Team)

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