Below are some most probable questions of MB0024. These are type – A questions for the SMU examination. We already have published some questions of MB0022 also for the MBA education in previous posts.
1. According to AL Bowley statistics:
A) The science of counting
B) Science of estimates
C) Analysis and interpretation
D) Science of probability
2. Weight of an apple is
A) Qualitative
B) Quantitative
C) Both
D) Unimaginable
3. Number of children per family is
A) Continuous variable
B) Random variable
C) Discrete variable
D) None of the above
4. Whether tabulation is done first or classification?
A) Both simultaneously
B) Classification precedes tabulations
C) Classification follows tabulation
D) No criteria
5. For the mid values 4, 8, 12, 16, 20 the first class interval of the distribution is
A) 0-8
B) 1-7
C) 2-6
D) 3-5
6. Ogive curve can be drawn for
A) More than type distribution
B) Less than type distribution
C) Both A) and B)
D) None of the above
7. Mean is a measure of
A) Central value
B) Dispersion
C) Correlation
D) None of the above
8. If two observations are 10 and 0 then their geometric mean is
A) 10
B) 0
C) 5
D) 8
9. If two observations are 10 and -10 their Arithmetic mean is
A) 10
B) 0
C) 20
D) 10
10. Can a quartile, a deciles and a percentile be the median?
A) Only quartile but not decile and percentile
B) Quartile and decile but not percentile
C) Decile and percentile but not quartile
D) Quartile, decile and percentile all the three
11. The average which is least affected by the extreme values
A) Arithmetic mean
B) Harmonic mean
C) Geometric mean
D) Trimmed average
12. Algebraic sum of the deviations about the mean is
A) Minimum
B) One
C) Maximum
D) Zero
13. For comparison of two series the best measure of dispersion is
A) Range
B) Mean deviation
C) Quartile deviation
D) Standard deviation
14. Which measure of dispersion is the difference between the highest and the lowest values
A) Range
B) Mean deviation
C) Standard deviation
D) Variance
15. If a constant 15 is subtracted from each observation in the set the variance is
A) Reduced by 15
B) Reduced by 225
C) Unaltered
D) Increased by 225
16. If the minimum value is a set is 15 and its range is 55 then the maximum value of the set is
A) 40
B) 60
C) 80
D) 70
17. The value of correlation coefficient r is from
A) 0 to 1
B) -1 to 0
C) -1 to 1
D) -2 to 2
18. If two variables are perfectly positively correlated then, r=
A) -1
B) 1
C) 0
D) Between 0 and 1
19. If the variables vary in the opposite directions the correlation between them is
A) r=-1
B) r=1
C) r lies between 0 and 1
D) between -1 and 0
20. If all the points in a scatter diagram are on a line with positive slop then r is
A) -1
B) +1
C) A) and B)
D) A) or B)
21. If x and y are two variables there can be almost
A) One regression line
B) Two regression lines
C) Three regression lines
D) Any number of lines
22. If x and y are independent the value of the regression coefficient is equal to
A) 0
B) -1
C) 1
D) Any positive value
23. In time series growth of population is an example for
A) Cyclical variations
B) Seasonal variations
C) Secular trend
D) Irregular variations
24. Time series on agricultural productions is an example for
A) Secular trend
B) Seasonal variation
C) Cyclical variations
D) Random variations
25. Index numbers are known as
A) Economic barameters
B) Signs and guide posts
C) Both A) and B)
D) Neither A) nor B)
26. If the price index is 8 times that of base year, then the index is
A) 8
B) 800
C) 100
D) None of the above
27. Each commodity is given equal importance in the construction of index number
A) Yes
B) No
C) May be
D) None of them
28. Consumer price index number is constructed for
A) A well defined section of people
B) All people
C) Factory workers only
D) All the above
29. The most appropriate average for an index number is
A) Arithmetic mean
B) Geometric mean
C) Harmonic mean
D) Median
30. The geometric mean of laspeyres and Paasches price indices is known as
A) Kelly’s price index
B) Fishers index
C) Bowley price index
D) Walsh price index
31. Fishers index number does not satisfy
A) Time reversal test
B) Factor reversal test
C) Circular test
D) Unit test
32. In simple random sampling with replacement the same sampling unit may be included in the sample
A) Once only
B) More than once
C) Twice only
D) None of the above
33. A population consisting of all the items which are physically present is called
A) Infinite population
B) Real population
C) Hypothetical population
D) None of them
34. Selected units of a systematic sample are
A) Not representing the whole population
B) Easily locatable
C) Not easily locatable
D) All the above
35. P-chart is used to study
A) Variable characteristic
B) Attribute
C) Both the above
D) None of them
