The average age of 5 students is 60 years then their total age =
300
250
200
400
What is the mean of
-9 , 8 , 9 , 0 , 3 , 4 , 9 , 4 , 2 , 0.
5
3
4
6
The measure of central tendency which can't be found graphically is
Mean
Median
Mode
None of these
The arithmetic mean of first n natural number is
n/2
n/2 + 1
(n + 1)/2
(n -1)/2
What is the median?
1 , 5 , 3 , 7 , 10 , 5 , 4.
7
10
Consider data
50
51
52
53
The difference between the largest and the smallest data value is the
Variance
Range
Given the following set of data , what is the range?
[12 , 23 , 35 , 54 , 21 , 8 , 9 , 67 ]
55
59
8
56
A data has 25 observations (arranged in descending order ) which observation represents the median?
12th
13th
14th
15th
What is the range?4 , -1 , -3 , 4 , 3 , -3 , 9 , -3
12
