Find the mean and median of the data :
35, 48, 92, 76, 64, 52, 51, 63 and 71.
If 51 is replaced by 66, what will be the new
median ?
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Step-by-step explanation:
mean= sum of all the observations/ total number of observations
= 35+48+92+76+64+52+51+63+71/9
= 476/9= 52.8888889.
median
Ascending order
35,48,51,52,63,64,71,76,92
median= mid value= 63
New data= 35,48,52,63,64,66,71,76,92
( ascending order)
New median= mid value= 64.
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