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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