Question # 1

Registration is the source of.

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Ogive

Secondary data

Primary data

Histogram

In a binomial distribution

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μ =σ²

μ <σ²

μ >σ²

μ = 1σ²

F (+∞) is always equal to:

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0

Two

One

None of these

The life time of fans, data is.

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Discrete

Continuous

Unchanged

Qualitative

First hand collected data are called:

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secondary

Primary

Constant

Discrete

Range can be calculated in open-end classes.

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Never

Always

Often

Seldom

Mode 2, 10 and 7 is.

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2

7

10

None of these

A numerical characteristics of a sample is called.

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Parameter

Variable

Sample

Statistics

The volume or quantity of goods are compared by_______

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Price index number

Volume index number

Quantity

None of these

In symmetrical distribution mean, median & mode are always.

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zero

negative

Different

Equal

A probability function is _________ function.

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Mathematical

Mathematical expectation

Converges

None of these

The provability can never be,

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0

1

1/52

Negative

The numbered balls are paced in an urn, Numbers 1- 4 are red and numbers 5 -10 are blue. the probability that a ball drawn at random from the run is blue is.

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0.1

0.4

0.6

1.0

the standard deviation is independent of.

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Change of origin

Change of scale of measurement

Change origin and scale of meaturement

None of these

Composite inde numebr involves commodities.

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One

Two

Three

More than one

probability distribution of a continuous random variable can be presented by.

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Formula

Curve

Tabular form

None of these

If Laspeyres index = 104.5, Paasche's index = 107.9, then, Fisher's ideal index is equal to:

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100

104.1

106.2

110.2

If two coins are tossed, the probability of getting one head and one tail is.

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1/4

2/4

3/4

2/3

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