Question

.
12. The mean of 100 obserntions is 50. If one of the observation wilch was 50 Is
replaced by 150 then what will be the resulting men?​

Answer 1

Answer:

51

Step-by-step explanation:

Mean of 100 observation =50

∴Total of 100 observation=100×50=5000

If one of the observation 50 is replaced by 150 than total of new observation is=5000−50+150=5100

Hence the mean of new 100 observation=

100

5100

=51