यदि ui = (xi - 25)/10, sumfiui = 20, sum...

यदि `u_i = (x_i - 25)/10, sumf_iu_i = 20, sumf_i = 100` हो तो `barx` =

A

23

B

24

C

27

D

25

लिखित उत्तर

Verified by Experts

The correct Answer is:

C

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