1 |
If any value in a sereis is zero, then we cannot calculate the. |
Mean
Median
Mode
Harmonic mean
|
2 |
Fora a positively skewed distribution. |
Mean > Mode
Mode > Mean
Median > Mean
None of these
|
3 |
Which is the suitable average for calculting average percent increase in population. |
Median
Geometric mean
Mean
Harmonic mean
|
4 |
Which is appropriate averege for finding the average speed of a journey. |
Mean
Geometric mean
Harmonic mean
Weighted mean
|
5 |
The man of 10 observations is 10. All obvervations are increased by 10%. The mean of the increased observations shall be. |
10
11
20
100
|
6 |
Is a symmetrical distribution. |
Q1 = Q3
P25 = P50 = P75
A.M = G.M = H.M
A.M = Med = Mode
|
7 |
Coding method is used for calculation of the. |
Median
Mode
Mean
Weighted mean
|
8 |
Mode of the sereis 2,2,2,3,3,3,2,3,3,4 is. |
3
2 and 3
4
None of these
|
9 |
Teh suitable average for the qualitative data is. |
Mean
Mode
weighted mean
Geometric mean
|
10 |
The mean of the first n natural numbers is. |
n(n+1)2
(n+1)/2
(n-1)/2
n/2
|
11 |
Mode 2, 10 and 7 is. |
2
7
10
None of these
|
12 |
The most central value of an arrayed data is. |
Mode
Median
Mean
Harmonic mean
|
13 |
When all the values in a sereis occur the same numebr of times, then it in not possible to compute the. |
Mean
Median
Mode
Weighted mean
|
14 |
Sum of squares of deviations of the valeus is least when deviations are taken fro. |
Median
Mode
Mean
Harmonic mean
|
15 |
The mena is affected by |
Change of origin
Scale of measurement
Both a and b
None of these
|
16 |
If the mean is less than mode, the distribution is. |
Positively skewed
Negatively skewed
Symmetrical
None of these
|
17 |
When referring to a curve whose longer tail is to the right, you would call it. |
Symmetrical
Positively skewed
Negatively skewed
None of these
|