Question # 1

The probability of success changes from trial to trial, is the property of:

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Binomial experiment

Hypergeometric experiment

Both A and B

None of these

If all values considered in calculating an index are of equal importance, the index is

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Weighted

Simple

Un weighted

None of these

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

In a symmetrical distribution the coefficient of skewness is equal to.

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-1

+1

0

None of these

Which is appropriate averege for finding the average speed of a journey.

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Mean

Geometric mean

Harmonic mean

Weighted mean

The probability of vowel letters form the words STATISTIC is.

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2/10

3/10

0

4/10

The process of arranging data into rows and columns is called.

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Freqeuncy distribution

Classification

Tabulation

Array

The median divides the data into------------ equal parts

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One

Two

Three

Four

The binomial distribution is negatively skewed if

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P< 1/2

P = 1/2

P > 1/2

P = 1

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The Laspeyres index

The Paasches index

The value index

None of these

The number of terms in the expansion of the binomial (p+q)ⁿ is.

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n

n-1

n+1

2n

The sum of absolute deviations is a minimum if these deviations are taken from the

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Mean

Mode

Median

All of these

The purpose of the sample is to draw inference about:

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statistic

Population

Parameter

Primary

A coin and die can be thrown together in

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2 ways

12 ways

8 ways

None of these

The probability distribution of discrete random variable is called is

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Frequency distribution

Probability distribution

Probability mass function

Both (a) and (b)

The mid value of the arrayed data is called

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Median

Mode

Mean

Geometric mean

In pie diagram, the sector of a circle is obtained by.

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Component part / total x 300

Component part / total x 180

Component part / total x 360

None of these

β is a letter

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German

Greek

Latin

Dutch

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Statistics Ics Part 1 Online Test MCQs With Answers

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