The relationship between mean, median, and mode is
Median = 3 mean - 2 mode
Mode = 3 Median - 2 Mean
Median = 2 Mean - 3 Mode
Mode = 2 Median -3 Mean
If the mean deviation of number 1, 1 + d, 1 + 2 d,.... 1 + 100 d from their mean is 255, then d is equal to.
10
20
10. 1
20. 2
The mode of 10, 2, 8, 6, 7, 8, 9, 10, 10, 11, 10, is,
8
9
11
The arithmetic mean of 67, 79, 15, 0, 93, 44, 17 is
45
50
67
80
The median of 10, 20, 15, 29, 35, 42 is
23
24.5
28.5
The arithmetic mean of 30, 20, 32, 16, 27, is
25
28
30
The mean of 9, 11, 13, P, 18, 19 is P. Then the value of P is
12
14
15
The mid value of the class 10 - 19 is
14.5
13.5
12.5
10.5
The mode of 32, 20, 32, 16, 27, 32 is
16
27
32
The arithmetic mean of a+2, a and a-2 is
a+2
a
a-2
3 a
