Advertisements
Advertisements
Question
Find out the mode of the following marks obtained by 15 students in a class:
Marks : 4, 6, 5, 7, 9, 8, 10, 4, 7, 6, 5, 9, 8, 7, 7.
Solution
| Marks | 4 | 5 | 6 | 7 | 8 | 9 | 10 |
| No.of students | 2 | 2 | 2 | 4 | 2 | 2 | 1 |
Since, the maximum frequency corresponds to the value 7 then mode = 7 marks.
APPEARS IN
RELATED QUESTIONS
Find the mean of first five natural numbers .
Find the mean of all factors of 10.
Following are the weights (in kg) of 10 new born babies in a hospital on a particular day:
3.4, 3.6, 4.2, 4.5, 3.9, 4.1, 3.8, 4.5, 4.4, 3.6. Find the mean x.
The mean weight of 8 numbers is 15. If each number is multiplied by 2, what will be the new mean?
The sums of the deviations of a set of n values 𝑥1, 𝑥2, … . 𝑥11 measured from 15 and −3 are − 90 and 54 respectively. Find the valùe of n and mean.
Find the missing value of p for the following distribution whose mean is 12.58.
| x | 5 | 8 | 10 | 12 | p | 20 | 25 |
| f | 2 | 5 | 8 | 22 | 7 | 4 | 2 |
If the ratio of mean and median of a certain data is 2:3, then find the ratio of its mode and mean
The mean of a, b, c, d and e is 28. If the mean of a, c, and e is 24, What is the mean of band d?
Let m be the mid-point and l be the upper-class limit of a class in a continuous frequency distribution. The lower class limit of the class is ______.
The mean of 25 observations is 36. Out of these observations if the mean of first 13 observations is 32 and that of the last 13 observations is 40, the 13th observation is ______.
