Question # 1

The range of the scores 19,3,140,25,95,is

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140

137

143

3

Which of the following methods uses quantities consumed in the base period when computing a weighted index.

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Laspeyree'method

Paasche's method

Fisher's method

None of these

Why is it necessary to square the difference from the mean when computing the standard deviation.

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So that the extreme values will not affect the calculation

Some of the differnece will be positive and some will e negative

It can change drastically from one data set to the next

It is determined by only two points in the data set

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

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-1

+1

0

None of these

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

Consumer price indexis obtained by.

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Paache's formula

Marshall Edgeworth formula

Fisher's ideal formula

Family Budget Method formula

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

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Freqeuncy distribution

Classification

Tabulation

Array

When statistics is applied in Biology then it is called:

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Econometrics

Statistical inference

Statistical biology

Biometry

In which distribution the successive trails are with replacement.

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Hypergometric distribution

Bionomial distribution

Continuous distribution

None of these

The amout of milk given by a cow is a.

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Qualitative variable

Discrete variable

Continuous variable

Constant

The hyper-geometric distribution has........... parameters.

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1

2

3

4

The simplest form of the continuous distribution is the.

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Skewed distribution

Kurtic distribution

Binomial distribution

Uniform distribution

The fraph of the symmetrical distribution is

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bell shaped

U - shaped

J- shaped

None of these

When X denotes the number of success in binomial experiment, it is called.

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Random variable

Binomial random variable

Continuous random variable

Both (B) and (C) but not (A)

Geometric mean can be calculated by formula

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Var (B/aX) =?

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1/aVar(X)

b²/a² Var(X)

b²/a Var(X)

None of these

Continuous variable can be measured at.

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Specific points

Integer points

All possibel points

No points

A portion of populatin selected for study is called.

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Parameter

Statistic

Population

Sample

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Statistics Ics Part 1 Online Test MCQs With Answers

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