Advertisements
Advertisements
Question
The mean of 15 observations is 32. Find the resulting mean, if each observation is: Multiplied by 2
Advertisements
Solution
Given that the mean of 15 observations is 32
resulting mean multiplied by 2
= 32 x 2
= 64
APPEARS IN
RELATED QUESTIONS
The mean of 15 observations is 32. Find the resulting mean, if the observation is: Increased by 3
Find the mean of 8, 12, 16, 22, 10 and 4. Find the resulting mean, if the observations, given above, be: multiplied by 3.
The mean of 6 numbers is 42. If one number is excluded, the mean of the remaining number is 45. Find the excluded number.
Find the mean and median of all the positive factors of 72.
Find the mean of the following data: 30, 32, 24, 34, 26, 28, 30, 35, 33, 25
(i) Show that the sum of the deviations of all the given observations from the mean is zero.
(ii) Find the median of the given data.
Individual scores of a school cricket eleven in a match are given below:
10, 9, 31, 45, 0, 4, 8, 15, 12, 0, 6
Find the average score.
The daily maximum relative humidity (in percent) in Mumbai from May 1 to May 7, 1992 is given below: 64, 70, 65, 80, 75, 78
Find the mean.
A test out of 25 marks was given to 16 students and marks scored are recorded below:
25, 8, 14, 20, 16, 22, 10, 15, 8, 7, 24, 18, 19, 6, 11, 14
Find the mean marks
The mean of 16 natural numbers is 48. Find the resulting mean, if each of the number is increased by 50%
The mean of 4 observations is 20. If one observation is excluded, the mean of the remaining observations becomes 15. Find the excluded observation.
