Correct option is C
Given:
Mode = 28.4
Median = 88
Formula Used:
Mode = 2 × Mean - 3 × Median
can be written as;
Mean =
Solution:
Mean =
= 117.8
Thus, the mean of the data set is 117.8
The mode and median of a data set is 28.4 and 88, respectively. What is the mean of the data set? (Use empirical formula.)
Given:
Mode = 28.4
Median = 88
Formula Used:
Mode = 2 × Mean - 3 × Median
can be written as;
Mean =
Solution:
Mean =
= 117.8
Thus, the mean of the data set is 117.8
What is the mean of the following distribution?
Marks | 12 | 22 | 58 | 79 | 89 |
No. of Students | 98 | 74 | 17 | 28 | 44 |
The arithmetic mean of the observations 83, 17, 62, 87, 62, 96, 86, 92 and 90 is:
What is the mean of the following distribution?
Marks | 13 | 27 | 59 | 61 | 97 |
No. of Students | 95 | 57 | 80 | 98 | 73 |
The mode and median of a data set is 89.7 and 32, respectively. What is the mean of the data set? (Use empirical formula.)