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If barx and bary are the means of two di...

If `barx` and `bary` are the means of two distrubutions such that `barx lt bary` and `barz` is the mean of the combined distrubution, then which one of the following statements is correct?

A

`barxltbaryltbarz`

B

`barx gt bary gt barz`

C

`barz=(barx+bary)/(2)`

D

`barx lt barz lt bary`

Text Solution

Verified by Experts

The correct Answer is:
D
It is obvious that, `barxlt barz lt bary.`
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