Question # 1

If X = 0,2,2,4,8,10, then G.M is.

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4

8

10

zero

The mid value of the arrayed data is called

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Median

Mode

Mean

Geometric mean

If mean = 40 , Mdoe - 42 , then distributiion is.

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4 skew

2 skew

Symmetrical

All of these

If any value in the date is zero, then it is not possible to have.

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A.M

Median

Mode

H.M

If a distribution has two modes, than it is called.

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Uni- model

Bi - mdoel

Tri-model

Multi model

Third quartile Q₃ =

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P₃₃

D₃

Median

None of these

The mean of the first n natural numbers is.

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n(n+1)2

(n+1)/2

(n-1)/2

n/2

The sum of the deviation form mean of a set of an value is

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least

0

positive

None of these

Fora a positively skewed distribution.

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Mean > Mode

Mode > Mean

Median > Mean

None of these

The suitable average for shoe or collar size is.

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Geometric mean

Arithmetic mean

Mode

Median

It is the reciprocal of the simple average of teh reciprocal of all the values.

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A.M

G.M

H.M

Mode

Geometric mean can be calculated by formula

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For a certain distribution if Σ(x -10) = 5, Σ(x -20) =18 & Σ(x -15) = 0 then the value of Σ is.

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10

15

20

25

Q₂ = Median

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P₂

P₂₀

P₅₀

P₇₅

The sum of squared deviation is minimum, when deviation are taken form

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Mean

Median

Mode

None of these

50^th percentile is also called as

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Mean

Mode

Average

Median

Which of the following average is effected by extreme values.

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Median

Mode

Arithmetic mean

All of these

The most central value of an arrayed data is.

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Mode

Median

Mean

Harmonic mean

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Statistics Ics Part 1 Chapter 3 Online Test MCQs With Answers

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