1001. In uni-model distribution, if mode is less than mean_______________?
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A. Negatively Skewed

B. Positively Skewed

C. Symmetrical

D. Normal

1002. The word statistics is at present used in _______________?
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A. Two ways

B. Four ways

C. Six ways

D. Three way
1003. Marital status of an individual is the example of___________?
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A. Discrete variable

B. Attribute

C. Constant

D. Continuous variable

1004. In descriptive statistics, we study______________?
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A. None of the above

B. The description of decision making process

C. How to describe the probability distribution

D. The methods for organizing, displaying, and describing data
1005. A measure of dispersion is always ________________?
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A. Infinity

B. Negative

C. Zero

D. Positive
1006. Which of these is a relative measure of dispersion_____________?
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A. Variance

B. Standard Deviation

C. None of these

D. Coefficient of Variation
1007. If a and b are two constants, then Var(a+bX) is_______________?
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A. (ab)Var(X)

B. b2Var(X)

C. Var(a)Var(X)

D. bVar(X)

E. abVar(X)

1008. Life of a T.V picture tube is a____________?
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A. Qualitative variable

B. Discrete variable

C. Constant

D. Continuous variable
1009. The sum of the deviations about the mean is always______________?
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A. Range

B. Total Standard Deviation

C. Negative

D. Zero

E. Positive

1010. The mean of a distribution is 14 and the standard deviation is 5. What is the value of the coefficient of variation ?
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A. 48.30%

B. 35.7%

C. 27.80%

D. 60.40%

1011. The variance of 5 numbers is 10. If each number is divided by 2, then the variance of new numbers is______________?
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A. 5

B. 2.5

C. 5.5

D. 20

E. 0

1012. Age of a shopkeeper is the example of___________?
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A. Quantitative data

B. Continuous data

C. Qualitative

D. Variable data

1013. The sum of squared deviation is least from_________________?
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A. Standard Deviation

B. Mode

C. Median

D. Mean
1014. Sum of dots when two dice are rolled is____________?
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A. a constant

B. a qualitative variable

C. a continuous variable

D. a discrete variable
1015. If ?2=m4m22<3, the distribution is called______________?
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A. Mesokurtic

B. Normal

C. Leptokurtic

D. Platykurtic
1016. If right tail is longer than left tail then distribution is called _________________?
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A. Positively Skewed

B. Negatively Skewed

C. All of above

D. None of these

1017. If any of the value in data set is zero then it is not possible (i.e. impossiblE. to compute_______________?
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A. Geometric Mean

B. Harmonic Mean

C. Median

D. Mean

E. Mode

1018. Second moment about mean is_______________?
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A. Standard Deviation

B. None of these

C. Variance

D. Coefficient of Variation

1019. Which branch of statistics deals with the techniques that are used to organize, summarize, and present the data?
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A. Probability Statistics

B. Bayesian Statistics

C. Descriptive Statistics

D. Inferential Statistics

E. Advanced Statistics

1020. Another name of word population is_________?
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A. Universe

B. None of these

C. Individuals

D. Whole

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

1041. Which mean is most effected by extreme values?
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A. HM

B. Median

C. AM

D. GM

1042. Suppose for 40 observations, the variance is 50. If all the observations are increased by 20, the variance of these increased observation will be______________?
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A. 50/20

B. 70

C. 50

D. 50-20 = 30

E. 50

1043. Mean Deviation, Variance and Standard Deviation of the values 4, 4, 4, 4, 4, 4 is_________________?
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A. 8

B. 2

C. 12

D. 0

E. 4

1044. If any of the value in data set is negative then it is impossible to compute:_____________?
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A. Arithmetic Mean

B. Median

C. Harmonic Mean

D. Geometric Mean

E. Mode

1045. In a frequency distribution the last cumulative frequency is 300, Median shall lie in____________?
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A. 130th item

B. 150th item

C. 140th item

D. 160th item

1046. Proportion becomes percentage when multiplied by___________?
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A. 10-Jan

B. 100

C. 1/1000

D. 1/100

1047. Statistics are ___________ expressed?
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A. Qualitatively

B. Ability

C. Quantitatively

D. Descriptive

1048. A characteristics that does not change is called______________?
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A. Constant

B. Attribute

C. None of these

D. variable

1049. Continuous variable can assume __________ value?
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A. Constant

B. Specific

C. All possible

D. Accuracy

1050. The average monthly production of a factory for the first 8 months is 2,500 units, and for the next 4 months the production was 1,200 units. The average monthly production of the year will be_____________?
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A. 4021.12 units

B. 5031.10 units

C. 3012.11 units

D. 2066.55 units