Question # 1

The simplest form of the continues distribution is the

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Skewed distribution

Kurtic distribution

Binomial distribution

Uniform distribution

Commodities subject to considerable price variation should best be measured by

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Quantity index

Price index

Value index

None of thes

a measure of the chance that an uncertain event will occur.

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An experiment

An event

A probability

A trail

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

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E(y)

[E(y)]²

E(y)²

E² (y)

Which of the following statements is true.

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As a rule statisticians genereally use between 6 and 15 classes.

As a rule, statisticians regards a frequency distribution incomplete if it has fewer than 20 classes.

Classes describe only one characteristics the data ebign organized

None of these

Standard deviation is always calculate form:

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Mean

Median

Mode

All of the above

If the occurance of one event is not effected by the occurance of other than these events are called

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Dependent

Independent

Simple

Compound events

Subset of sample space is called

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Event

Simple event

Compound event

Experiment

The variable that takes numerical value is called______ variable.

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Quantitative

Primary

Qualitative

None of these

E(x - μ) is equal to:

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E(x)

zero

μ

X - μ

If a is a constant then E(a) is equal to

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a

Square of a

Zero

2a

While dealing with price we use ----------------- as weights

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Quantity

Quality

Volume

Both (b) and (c)

The purpose of the sample is to draw inference about:

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statistic

Population

Parameter

Primary

An index that measures the change for a fixed time period is called.

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Chain base method

Fixed base method

Simple aggregative method

Cost of living method

When all the values in a sereis occur the same numebr of times, then it in not possible to compute the.

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Mean

Median

Mode

Weighted mean

The variance expresses the variability of data in ................ as unit of data.

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Square of unit

Squaare root of unit

Same unit

All of these

If the random variable x denotes the number of heads when three distinct coins are tossed, the x assumes values

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0, 1, 2, 3

1, 3, 3, 1

1, 2, 3

None of these

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Statistics Ics Part 1 Online Test MCQs With Answers

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