Question # 1

For an open and distribution, without assuming certain limits it is not possible to find:

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A.M

G.M

Median

Boat A and B

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

Which of the following is written at the top of the table.

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Souce note

Foot notte

Prefatory note

Title

The numebr of ways in whihc four books can be arranged on a shelf is.

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4

6

24

12

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

In a skewed distribution the three averages man, median & mode are.

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identical

different

0

equal 1

Which index numbers are used to measure the buying power of the money

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Wholesale Price index number

Money index number

Simple index number

Price index number

The base period in fixed bases should be________

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A normal year

Abnormal year

Special

General

the base period can be described as a normal period if

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it is neither the peak nor the trough of a fluctuation

It is the most recent period for which we have data

It is the average of several consecutive pariods

None of these

For a constant k, the variance of k is

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zero

k²

k

none of these

Two events A and B are mutually exclusive if P(A∪B) =

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P(A) - P(B)

P(A) + P(B)

P(A)P(B) - P(A∪B)

P(A) + P(B) - P(A∪B)

A quantitative variable whose value are countable is called.

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Categorical variable

Continuous variable

Discrete variable

None of these

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

Geometric mean of the relative is.

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Reversible

None - Reversible

Both A and B

None of these

Subset of sample is called:

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Event

Simple event

Compound event

Experiment

The number of possible outcomes in Bernoulli trial is

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Three

Four

Two

One

The probability of red card out of 52 cards is.

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1/4

1/2

4/52

zero

Hypergeometric distribution is a

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Continuous distribution

Discrete distribution

Simple distribution

Normal distribution

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