statistics MCQs – Page 52

Practise multiple-choice questions from statistics for competitive examinations and subject revision. Review each marked answer and report any item that may be outdated or unclear.

statistics Mcqs

1. sample linear regression 2. normal distribution 3. presentation of data 4. statistical inference 5. measures of location 6. basic statistics 7. correlation and regression 8. sampling 9. binomial and hyper geometric probability 10. index number 11. hypothesis testing 12. measures of dispersion

1021. The sum of values divided by their number is called___________?
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A. Median

B. None of these

C. Mean

D. Mode

E. Harmonic Mean

1022. Which of the following Measure of averages is affected by extreme (very small or very largE. values in data set?
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A. Mode

B. Median

C. Geometric Mean

D. Harmonic Mean

E. Arithmetic Mean

1023. Statistics is the backbone of_____________?
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A. Research

B. Mathematics

C. Computer

D. Economics

1024. Data published by Bureau of statistics in its publications are _______________?
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A. Continuous data

B. Discrete data

C. None

D. Secondary data

1025. The mean of 10 numbers is 9, then sum of these numbers will be__________________?
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A. 90

B. 9

C. 70

D. 0.9

1026. For a symmetrical distribution approximately 68% of the cases are included between _________________?
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A. None of these

B. X?S and X+S

C. X?2S and X+2S

D. X?3S and X+3S

1027. Arithmetic mean of two positive numbers X and Y is_________________?
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A. 2a2

B. (a+b)/2

C. 2a+b

D. ab2

E. a?b2

1028. ___________ data are collected for the first time.
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A. Secondary

B. Primary

C. Research

D. Statistical

1029. The most repeated (popular) value in a data set is called___________?
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A. Harmonic Mean

B. Mode

C. Geometric Mean

D. Mean

E. Median

1030. The algebraic sum of deviations from mean is_____________?
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A. Zero

B. Minimum

C. Undefined

D. Maximum

1031. Which of the following cannot be less than zero (negative)?
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A. Harmonic Mean

B. Median

C. Arithmetic Mean

D. Mode

E. Geometric Mean

1032. In a frequency distribution the last cumulative frequency is 500. Q3 must lie in_____________?
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A. 175th item

B. 275th item

C. 150th item

D. 375th item

1033. Data being used by an agency which is originally collected by them are _______ data?
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A. Primary

B. Quantitative

C. Secondary

D. Discrete

1034. If a distribution has two modes then this distribution is called______________?
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A. Uni-Modal

B. Tri-Modal

C. None of these

D. Bi-Modal

E. Multi-Modal

1035. You asked five of your classmates about their height. On the basis of this information, you stated that the average height of all students in your university or college is 67 inches. This is an example of ?
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A. Inferential Statistics

B. Descriptive statistics

C. Parameter

D. Population

1036. A Constant can assume _______ value?
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A. Resindent

B. One

C. Four

D. More than value

1037. Data must be arranged either in ascending or descending order, if some wants to compute____________?
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A. Geometric Mean

B. Median

C. Mode

D. Median

E. Harmonic Mean

1038. Which of the measures given here are based on every item of the series (uses all observations)?
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A. Range

B. Standard Deviation

C. Quartile Deviation

D. All of them

1039. Which one of the following measurement does not divide a set of observations into equal parts ?
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A. Standard Deviations

B. Quartiles

C. Percentiles

D. Median

E. Deciles

1040. ______________is based on all observations of data?
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A. Median

B. Mean

C. None of these

D. Mode

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