[" 1.If the mean of "25" observations is "27" and each observation is decreased "],[" by "7" ,what will be the new mean? "]

If the mean of 25 obseviations is 27 and each observiations is decreased by 7 what will be the new mean ?

The mean of 7 observations is 7. If each observation is increased by 2, then the new mean is

The mean of 20 observations is 12 . If each observation is increased by 5 , then find the new mean .

The mean of 18 observation is 7 and if each observation 5 is added,then the new mean will be

The mean of 15 observations is 32. Find the resulting mean, if each observation is decreased by 7

Choose the correct option. If the mean of x observation is p and each observation is multiplied by k. Then the new mean will be

The standard deviation of 25 observations is 4 and their mean is 25. If each observation is increased by 10, what is the new mean-

The mean of 20 observations is 45. If each observation is divided by 3, the new mean is 15

The mean of 10 observations is 5. If 2 is added to each observation and then multiplied by 3, then what will be the new mean?

The mean of 5 observations is 10. If each observation of the data is increased by 5, the new mean is :