Statistics is a section of mathematics that manages the collection, interpretation, analysis and presentation of different numerical data. In other words, Statistics is a collection of quantitative data. Academic task offering 2000+ Statistics MCQs for the preparation of different schools, colleges, and universities examinations to get good marks. Solved statistics question and answer cover multiple topics such as basic statistics mcqs, sampling mcqs, probability mcqs, Probability distributions, correlation and regression analysis, sampling distributions Techniques, statistical inference, time-series analysis, data presentation mcqs, statistical software mcqs, index numbers mcqs, design of experiments mcqs, statistical quality control, random variables mcqs, Non-Parametric statistics mcqs – and much more. These statistic multiple choice questions are also helpful for the preparation of various interviews, entrance examinations, other competitive examinations, and jobs like PPSC Statistics Lecturer’s jobs, Statistical Officers, Data Entry Operator, etc. for all Experienced, Freshers and Students. Also, check MCQs on Agriculture here.

121. Quartile Coefficient of skewness lies between______________?

A. 0 and 1
B. -1 and +1
C. -1 and 0
D. None of these

122. The degree of peakedness is called__________________?

A. Dispersion
B. Skewness
C. Symmetry
D. Kurtosis

123. If β2=m4m22<3, the distribution is called______________?

A. Normal
B. Mesokurtic
C. Leptokurtic
D. Platykurtic

124. The calculation of mean and variance is based on______________?

A. Small values only
B. Large values only
C. Extreme values only
D. All values

125. Arithmetic mean of two positive numbers “X” and “Y” is_________________?

A. ab2
B. 2a2
C. (a+b)/2
D. a−b2
E. 2a+b

126. The variance of a constant is_______________?

A. Zero
B. Constant
C. a
D. None

127. If Y=−8X − 5 and SD of X is 3, then SD of Y is _______________?

A. 8
B. 3
C. 5
D. 24
E. None

128. For a symmetrical distribution approximately 68% of the cases are included between _________________?

A. X¯¯¯¯−S and X¯¯¯¯+S
B. X¯¯¯¯−2S and X¯¯¯¯+2S
C. X¯¯¯¯−3S and X¯¯¯¯+3S
D. None of these

129. ____________ is used to criterion of consistency i.e for consistence performance?

A. Range
B. Standard Deviation
C. Coefficient of Variation
D. Mean Deviation

130. If the third moment about mean is zero then distribution is_______________?

A. Mesokurtic
B. Positively Skewed
C. Symmetrical
D. Negatively Skewed

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