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Measures Of Dispersion Statistics(Business Statistics ) Questions and Answers
Home
Topic
Business Statistics
Measures Of Dispersion Statistics
Question 1.
Mean deviation, Variance and Standard Deviation of the values 4,4,4,4,4,4 is_______________?
4
8
2
0
Explanation:-
Answer: Option D. ->
0
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 2.
If all values are same then the measure of dispersion will be?
1
0
Mean
Mode
Median
Explanation:-
Answer: Option B. ->
0
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 3.
Variance remains unchanged by change of_____________?
Origin
Scale
Both
None of these
Explanation:-
Answer: Option A. ->
Origin
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 4.
The variance of 5 numbers is 10. If each number is divided by 2, then variance of new number is_____________?
20
0
2.5
0
Explanation:-
Answer: Option C. ->
2.5
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 5.
If Y=-8X – 5 and SD of X is 3, then SD of Y is______________?
8
3
24
None of these
Explanation:-
Answer: Option C. ->
24
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 6.
If the standard deviation of the values 2,4,6,8 is 2.33, then the standard deviation of the values 4,6,8,10 is_____________?
0
2.58
4.66
2.33
Explanation:-
Answer: Option B. ->
2.58
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 7.
Lowest value of variance can be____________?
1
-1
3
0
Explanation:-
Answer: Option D. ->
0
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 8.
The mean deviation of the values, 18, 12, 15, is_______________?
6
Zero
3
2
Explanation:-
Answer: Option D. ->
2
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 9.
The sum of absolute deviations from median is _____?
Zero
Positive
Least
None of these
Explanation:-
Answer: Option C. ->
Least
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 10.
The shape of the symmetrical distribution is _______?
U- Shaped
J- Shaped
Bell- Shaped
None of these
Explanation:-
Answer: Option C. ->
Bell- Shaped
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
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