basic statistics MCQs – Page 5

Practise focused basic statistics questions with marked answers for exam preparation and subject revision.

basic statistics Mcqs

81. If a distribution is abnormally tall and peaked, then is can be said that the distribution is_____________?
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A. Pyrokurtic

B. Mesokurtic

C. Platykurtic

D. Leptokurtic

82. Founder of statistics is_________?
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A. Karl pearson

B. Neyman

C. Smith

D. R A Fisher

83. Lowest value of variance can be________________?
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A. 1

B. 3

C. 0

D. -1

E. -3

84. Most of the recent developments in statistics arose to meet the needs of ____________?
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A. Three reasons

B. Biology

C. Hands

D. Physics

85. Standard deviation is calculated from the Harmonic Mean (HM) ________________?
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A. Sometimes

B. Always

C. Never

D. None of these

86. Which of the following divides a group of data into four subgroups?
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A. Deciles

B. Standard Deviation

C. Quartiles

D. Median

E. Percentiles

87. Statistics has handicap dealing with_____________?
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A. Constant

B. Quantitative data

C. Qualitative data

D. Variable

88. A parameter is a measure which is computed from___________?
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A. None of these

B. Sample data

C. Population data

D. Test statistics

89. A numerical value calculated from sample is called____________?
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A. Economics

B. Statistic

C. Mathematics

D. None of these

90. _________ statistics deals with collection, presentation and analysis of data?
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A. Descriptive

B. Collection

C. Inferential

D. Two

91. For a certain distribution if ?(x?2)=18,?(x?24)=0,?(x?28)=?24) then arithmetic mean is_______________?
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A. 28

B. 24

C. 21

D. 0

92. Dependence of difference on statistics is for_______________?
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A. Three reasons

B. Natural Sciences

C. Two reasons

D. Short run

93. The mean of a constant b is_________________?
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A. b

B. Zero

C. None

94. The grouped data is also called_____________?
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A. Secondary data

B. Primary data

C. Qualitative data

D. Raw data

95. If mean is 25 and standard deviation is 5 then C.V (Coefficient of variation) is_______________?
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A. 20%

B. None of these

C. 25%

D. 100%

96. The mean of a distribution is 23, the median is 24, and the mode is 25.5. It is most likely that this distribution is_____________?
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A. Symmetrical

B. Negatively Skewed

C. Positively Skewed

D. Asymptotic

97. If x is 4 and the distribution is 2, 3, 4, 5, 6, the sum of squared deviations from the x will be______________?
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A. 10

B. 12

C. 8

D. 6

98. Variance remains unchanged by change of________________?
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A. Scale

B. None of these

C. Origin

D. Both

99. Primary data and _____________ data are same?
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A. Ungrouped

B. Secondary data

C. None of these

D. Grouped

100. _________ used the word statistics for the first time during one of his lectures at a German university?
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A. unavoidable

B. Fisher

C. Achenwall

D. Feet

Showing 81 to 100 of 172 mcqs