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Statistics MCQs with Explanations

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451StatisticsMedium

The maximum of function is at________?

AX = μ + σ

BX = μ

CX = 0

DX = σ2

Correct answer

B. X = μ

Explanation

The correct answer is X = μ.

452StatisticsMedium

In a normal distribution quartile deviation is ________ (S.D.)?

A.3789

B.6745

C.2745

D.79079

Correct answer

B. .6745

Explanation

The correct answer is .6745.

453StatisticsMedium

V=x^3, then the shape is

ACylinder

BCuboid

CNone of These

DCube

Correct answer

D. Cube

Explanation

The equation V=x^3 represents the volume of a cube, where x is the length of one side of the cube. Therefore, the shape described by this equation is C. Cube.

454StatisticsMedium

Data classified by many ________ said to be Quantitative?

ACategories

BAffinities

CAttributes

DCharacteristic

Correct answer

C. Attributes

Explanation

The correct answer is Attributes.

455StatisticsMedium

Richness is not a ________?

AConstant

BVariable

CDiscreade

DContinuous

Correct answer

B. Variable

Explanation

The correct answer is Variable.

456StatisticsMedium

Non-random sampling is also called________?

ALess than sampling

BRepresentative sampling

CNon-prob.sampling

DBiased sampling

Correct answer

C. Non-prob.sampling

Explanation

The correct answer is Non-prob.sampling.

457StatisticsMedium

If x is 4 and the distribution is 2, 3, 4, 5, 6, the sum of squared deviations from the x will be________?

A10

B12

Correct answer

A. 10

Explanation

The correct answer is 10.

458StatisticsMedium

You asked five of your classmates about their height. On the basis of this information, you states the average height of all student in your university or college is 67 inches. This is an example of________?

APopulation

BParameter

CInferential Statistics

DDescriptive statistics

Correct answer

C. Inferential Statistics

Explanation

The correct answer is Inferential Statistics.

459StatisticsMedium

If an event consists of only one sample point is called ________?

AAppeared

BElementary event

CSpace

DExactly

Correct answer

B. Elementary event

Explanation

The correct answer is Elementary event.

460StatisticsMedium

If a Binomial experiment is repeated ‘N’ times then binomial frequency distribution is. ________?

AN.{n/x}px qn-x

BN p q

CN.{nx}px qn-x

DN.{n/x}p qn-x

Correct answer

C. N.{nx}px qn-x

Explanation

The correct answer is N.{nx}px qn-x.

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