Question # 1

If the values in a sereis are not of equal importance, we compute the.

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Median

Mean

Weighted mean

Harmonic mean

CPI falls in the category of.

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A simple index

An aggregative

An inflationary index

Wholesale price index

The letter μ is

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German

Latin

Greek

None of these

In which distribution the successive trails are with replacement.

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Hypergometric distribution

Bionomial distribution

Continuous distribution

None of these

The hypergeometric distribution is used when trials are

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Dependent

Independent

Equally likely

Mutually exclusive

The phase of statistics that is concerned with the description and analysis of sample or population data is called.

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Inferential statistics

Deacriptive statistics

Sample statistics

Inductive statistics

The probabilyt density function p (x) cannot exced.

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zero

One

Mean

Infinity

A statistic which is not measurable is called.

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A constant

An attribute

A variable

A parameter

the discrete probability distributio may be represented by.

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A table

A graph

A mathematical equation

All of these

The mean deviation can never be

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Positive

Negative

Zero

None of these

The range of probability is between

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0 to 2

-1 to +1

0 to 8

0 to 1

Geometric mean is a suitable average in ______ method.

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Price index

Chanin bases

Quantity index

Index mean

In how many ways a team of 4 players be chosen from a total 10 persons.

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40

210

5040

None of these

When we draw the sample with replacement (the first sample is replaced before the next draw), the probability distribution to be used is:

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Binomial

Hypergeometric

Both Binomial & hypergeometric

None of these

Variance σ²is equal to E(y²) - --------------------

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E(y)

[E(y)]²

E(y)²

E² (y)

If Laspeyre's index numebr is 200, Paasche's index numebr is 200 , then Fisher's index numebr is.

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100

200

Zero

1000

The conditional probability P(A/B) is given by.

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(A∩B)/(B)

P(A∩B)/P(A)

P(A∩B)/P(B)

(A∩B)/P(B)

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

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