Basic Statistics MCQs

Option A: Methods

Option B: Data

Option C: Science

Option D: Meteorology

Correct Answer: Data ✔

Option A: R.A Fisher

Option B: John Tukey

Option C: Karl Pearson

Option D: All of the above

Correct Answer: Karl Pearson ✔

Option A: SE cannot be zero

Option B: SE cannot be one

Option C: SE cannot be negative

Option D: All of these

Correct Answer: SE cannot be zero ✔

Option A: Ronald Fisher

Option B: Karl Pearson

Option C: John Tukey

Option D: None of these

Correct Answer: Ronald Fisher ✔

Option A: 282,589,933 − 3

Option B: 282,589,933 − 1

Option C: 282,589,933 − 5

Option D: None of these

Correct Answer: 282,589,933 − 1 ✔

Option A: simple hypothesis

Option B: null hypothesis

Option C: all of the above

Option D: None of these

Correct Answer: null hypothesis ✔

Option A: Primary data 

Option B: Secondary data

Option C: Raw data

Option D: None of these

Correct Answer: Primary data  ✔

Option A: Primary data

Option B: Secondary data 

Option C: Raw data

Option D: None of these

Correct Answer: Secondary data  ✔

Option A: Point

Option B: Data

Option C: Datum

Option D: Statistic

Correct Answer: Datum ✔

Option A: Data

Option B: Datum

Option C: Statistic

Option D: Raw

Correct Answer: Data ✔

Option A: GM

Option B: HM

Option C: AM

Option D: Both A and B

Correct Answer: Both A and B ✔

Option A: R A Fisher

Option B: Smith

Option C: Karl pearson

Option D: Neyman

Correct Answer: Karl pearson ✔

Option A: Individuals

Option B: Whole

Option C: Universe

Option D: None of these

Correct Answer: Universe ✔

Option A: Simple random sampling

Option B: Stratified sampling

Option C: Cluster sampling

Option D: Systematic sampling

Correct Answer: Simple random sampling ✔

Option A: Systematic sampling

Option B: Cluster sampling

Option C: Simple random sampling

Option D: Stratified sampling

Correct Answer: Cluster sampling ✔

Option A: Variable

Option B: Probability distribution 

Option C: Values

Option D: None of these

Correct Answer: Probability distribution  ✔

Option A: GM

Option B: AM

Option C: HM

Option D: Median

Correct Answer: AM ✔

Option A: 8

Option B: 10

Option C: 6

Option D: 12

Correct Answer: 10 ✔

Option A: 3.86

Option B: 8.37

Option C: 9.21

Option D: 10.63

Correct Answer: 8.37 ✔

Option A: 60

Option B: 90

Option C: 70

Option D: 100

Correct Answer: 70 ✔

Option A: Uni-Modal

Option B: Bi-Modal

Option C: Tri-Modal

Option D: Multi-Modal

Correct Answer: Bi-Modal ✔

Option A: a+b2

Option B: 2aba+b

Option C: ab−−√

Option D: a+b

Correct Answer: 2aba+b ✔

Option A: Geometric Mean

Option B: Median

Option C: Arithmetic Mean

Option D: Harmonic Mean

Correct Answer: Arithmetic Mean ✔

Option A: X1+X2

Option B: X1+X2x

Option C: X1+X2−−−−−−−√

Option D: X1×X2−−−−−−−√

Correct Answer: X1×X2−−−−−−−√ ✔

Option A: Arithmetic Mean

Option B: Geometric Mean

Option C: Median

Option D: Mode

Correct Answer: E. Both C. and D. ✔

Option A: 5%

Option B: 10%

Option C: No Change

Option D: 110%

Correct Answer: 10% ✔

Option A: -3

Option B: 0

Option C: 3

Option D: Cannot be Computed

Correct Answer: Cannot be Computed ✔

Option A: Median

Option B: Geometric Mean

Option C: Arithmetic Mean

Option D: Harmonic Mean

Correct Answer: Geometric Mean ✔

Option A: Mode

Option B: Median

Option C: Mean

Option D: Harmonic Mean

Correct Answer: Mean ✔

Option A: Mode

Option B: Median

Option C: Harmonic Mean

Option D: Geometric Mean

Correct Answer: Median ✔

Option A: Mode

Option B: Median

Option C: Mean

Option D: Geometric Mean

Correct Answer: Median ✔

Option A: Mean

Option B: Median

Option C: Harmonic Mean

Option D: Mode

Correct Answer: Mode ✔

Option A: 275th item

Option B: 375th item

Option C: 150th item

Option D: 175th item

Correct Answer: 375th item ✔

Option A: 2066.55 units

Option B: 5031.10 units

Option C: 4021.12 units

Option D: 3012.11 units

Correct Answer: 2066.55 units ✔

Option A: 140

Option B: 300

Option C: 180

Option D: 280

Correct Answer: 280 ✔

Option A: 140th item

Option B: 130th item

Option C: 160th item

Option D: 150th item

Correct Answer: 150th item ✔

Option A: The third root of the product of N values

Option B: The square root of the product of N values

Option C: The fourth root of the product of N values

Option D: The Nth root of the product of N values

Correct Answer: The Nth root of the product of N values ✔

Option A: Median

Option B: Mean

Option C: Mode

Option D: Standard Deviation

Correct Answer: Mean ✔

Option A: n+12

Option B: n2

Option C: All of the above

Option D: None of these

Correct Answer: n+12 ✔

A. Zero
B. b
C. None

Correct Answer: b ✔

Option A: Mean

Option B: Mode

Option C: Median

Option D: Standard Deviation

Correct Answer: Mean ✔

A. 9
B. 0.9
C. 70
D 90

Correct Answer: 9 ✔

Option A: 21

Option B: 24

Option C: 28

Option D: 0

Correct Answer: 24 ✔

Option A: ab2

Option B: 2a2

Option C: (a+b)/2

Option D: a−b2

Correct Answer: (a+b)/2 ✔

Option A: Small values only

Option B: Large values only

Option C: Extreme values only

Option D: All values

Correct Answer: All values ✔

Option A: Normal

Option B: Mesokurtic

Option C: Leptokurtic

Option D: Platykurtic

Correct Answer: Platykurtic ✔

Option A: Dispersion

Option B: Skewness

Option C: Symmetry

Option D: Kurtosis

Correct Answer: Kurtosis ✔

Option A: 0 and 1

Option B: -1 and +1

Option C: -1 and 0

Option D: None of these

Correct Answer: -1 and +1 ✔

Option A: Mesokurtic

Option B: Positively Skewed

Option C: Symmetrical

Option D: Negatively Skewed

Correct Answer: Symmetrical ✔

Option A: Range

Option B: Standard Deviation

Option C: Coefficient of Variation

Option D: Mean Deviation

Correct Answer: Coefficient of Variation ✔

Option A: X¯¯¯¯−S and X¯¯¯¯+S

Option B: X¯¯¯¯−2S and X¯¯¯¯+2S

Option C: X¯¯¯¯−3S and X¯¯¯¯+3S

Option D: None of these

Correct Answer: X¯¯¯¯−S and X¯¯¯¯+S ✔

Option A: 8

Option B: 3

Option C: 5

Option D: 24

Correct Answer: 24 ✔

Option A: Zero

Option B: Constant

Option C: a

Option D: None

Correct Answer: Zero ✔

Option A: 5 Var(X)

Option B: 4 Var(X)

Option C: 4 Var(X)+3

Option D: 5 Var(X)+3

Correct Answer: 4 Var(X) ✔

Option A: 50

Option B: 70

Option C: 50/20

Option D: 50-20 = 30

Correct Answer: 50 ✔

Option A: 20

Option B: 5

Option C: 2.5

Option D: 5.5

Correct Answer: 5 ✔

Option A: Greater

Option B: Less

Option C: Equal

Option D: None

Correct Answer: Greater ✔

Option A: Positive

Option B: Negative

Option C: 0

Option D: 1

Correct Answer: Negative ✔

Option A: 100%

Option B: 25%

Option C: 20%

Option D: None of these

Correct Answer: 20% ✔

Option A: Zero

Option B: 1

Option C: Negative

Option D: None of these

Correct Answer: Zero ✔

Option A: Absolute Dispersion

Option B: Relative Dispersion

Option C: Skewness

Option D: Non of these

Correct Answer: Skewness ✔

Option A: Negatively Skewed

Option B: Positively Skewed

Option C: All of above

Option D: None of these

Correct Answer: Positively Skewed ✔

Option A: Median

Option B: Mode

Option C: Mean

Option D: None of these

Correct Answer: Mean ✔

Option A: Zero

Option B: 3

Option C: 3

Option D: None of these

Correct Answer: 3 ✔

Option A: Symmetrical

Option B: Normal

Option C: Positively Skewed

Option D: Negatively Skewed

Correct Answer: Positively Skewed ✔

Option A: Symmetrical

Option B: Skewed

Option C: All of above

Option D: None of these

Correct Answer: Symmetrical ✔

Option A: Standard Deviation

Option B: Variance

Option C: Coefficient of Variation

Option D: None of these

Correct Answer: Variance ✔

Option A: Range

Option B: Standard Deviation

Option C: Coefficient of Variation

Option D: Mean Deviation

Correct Answer: Coefficient of Variation ✔

Option A: 1

Option B: 0

Option C: Mean

Option D: Mode

Correct Answer: 0 ✔

Option A: 0

Option B: 2.58

Option C: 5

Option D: 4.66

Correct Answer: 2.58 ✔

Option A: SD(X)−SD(Y)

Option B: SD(X)+SD(Y)

Option C: SD(X)+SD(Y)−−−−−−−−−−−−−−√

Option D: Var(X)+Var(Y)−−−−−−−−−−−−−−−√

Correct Answer: SD(X)+SD(Y) ✔

Option A: Always

Option B: Sometimes

Option C: Never

Option D: None of these

Correct Answer: Never ✔

Option A: a±bVar(X)

Option B: Var(a)±Var(X)

Option C: ±bVar(X)

Option D: b2Var(X)

Correct Answer: b2Var(X) ✔

Option A: Origin

Option B: Scale

Option C: Both

Option D: None of these

Correct Answer: Origin ✔

Option A: 1

Option B: -1

Option C: 3

Option D: -3

Correct Answer: 0 ✔

Option A: Zero

Option B: Maximum

Option C: Least

Option D: None

Correct Answer: Least ✔

Option A: 4

Option B: 8

Option C: 2

Option D: 12

Correct Answer: 0 ✔

Option A: Origin

Option B: Scale

Option C: Algebraic Signs

Option D: None

Correct Answer: Scale ✔

Option A: Zero

Option B: Positive

Option C: Negative

Option D: Infinity

Correct Answer: Positive ✔

Option A: Maximum

Option B: Zero

Option C: Minimum

Option D: Undefined

Correct Answer: Zero ✔

Option A: Descriptive statistics

Option B: Inferential Statistics

Option C: Parameter

Option D: Population

Correct Answer: Inferential Statistics ✔

Option A: Quartiles

Option B: Standard Deviations

Option C: Percentiles

Option D: Deciles

Correct Answer: Standard Deviations ✔

Option A: Arithmetic Mean

Option B: Geometric Mean

Option C: Harmonic Mean

Option D: Weighted Mean

Correct Answer: Mode ✔

Option A: Qualitative data

Option B: Categorical data

Option C: Continuous data

Option D: Discrete data

Correct Answer: Continuous data ✔

Option A: A portion of the sample

Option B: A portion of the population

Option C: all the items under investigation

Option D: none of the above

Correct Answer: A portion of the population ✔

Option A: 6

Option B: Zero

Option C: 3

Option D: 2

Correct Answer: 2 ✔

Option A: Standard Deviation

Option B: Variance

Option C: Coefficient of Variation

Option D: None of these

Correct Answer: Coefficient of Variation ✔

Option A: The Range

Option B: 50th Percentile

Option C: Inter-Quartile Range

Option D: Variance

Correct Answer: 50th Percentile ✔

Option A: Collecting information from elements

Option B: Making mathematical calculations

Option C: Drawing graphs and pictures

Option D: None of the above

Correct Answer: Collecting information from elements ✔

Option A: Advanced Statistics

Option B: Probability Statistics

Option C: Inferential Statistics

Option D: Descriptive Statistics

Correct Answer: Descriptive Statistics ✔

Option A: Population

Option B: Sample

Option C: Data

Option D: Observations

Correct Answer: Sample ✔

Option A: Grouped data

Option B: Ungrouped data

Option C: Secondary data

Option D: Primary data

Correct Answer: Primary data ✔

Option A: A sample

Option B: A Parameter

Option C: A Population

Option D: Both b and c

Correct Answer: A sample ✔

Option A: The description of decision making process

Option B: The methods for organizing, displaying, and describing data

Option C: How to describe the probability distribution

Option D: None of the above

Correct Answer: The methods for organizing, displaying, and describing data ✔

Option A: the methods to make decisions about population based on sample results

Option B: how to make decisions about mean, median, or mode

Option C: how a sample is obtained from a population

Option D: None of the above

Correct Answer: the methods to make decisions about population based on sample results ✔

Option A: Zero

Option B: Fixed

Option C: Not fixed

Option D: Nothing

Correct Answer: Fixed ✔

Option A: Dispersion/ Variability

Option B: Measurement error

Option C: Random error

Option D: Instrument error

Correct Answer: Random error ✔

Option A: Sample survey

Option B: Accounting

Option C: Investigation

Option D: Complete enumeration

Correct Answer: Complete enumeration ✔

Option A: Discrete variable

Option B: Continuous variable

Option C: Qualitative variable

Option D: Constant

Correct Answer: Continuous variable ✔

Option A: Raw data

Option B: Primary data

Option C: Secondary data

Option D: Qualitative data

Correct Answer: Secondary data ✔