Question # 1

Statistics came from the German word.

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Status

Statista

Statistik

Statistique

If all the value of have equal importance,then we have to assigned certain values is such index number are called.

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Weighted index number

Un-weighted index

Both A and B

Average

For a constant K ,the variance of K.

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Zero

A^-2

K

None of these

If x is a random variable with E(x) = 5 then E (3x - 2) =

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0

1

13

15

Which of the following is suitable for discrete probability distribution.

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Frequency polygon

Probability

Ogive

Histogram

Composite inde numebr involves commodities.

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One

Two

Three

More than one

Which of the following cannot be probability of an event.

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0

1

0.32

1.00

If y =-7x then E(y) = ...............

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E(x)

-7X

-7E(X)

Zero

Value of commodity can be calculate by the formula

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P_o x P_n

Price x volume

Price x quantity

The mean deviation is least if deviations are taken from

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A.M

Mode

G.M

Median

A fair coin is tossed four times the probability of getting four heads is

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1/4

1/2

1/16

1

Price relatives is a ratio of current year price and.

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Base year quantity

Previous year quantity

Base year price

Current year quantity

In the grouped data , the range is the difference between.

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Two extreme class frequency

Two extreme class limits

Tow extreme class boundaries

None of these

The probability of even/odd number when a fair die rolled is:

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1/6

2/6

1/36

3/6

The properties of discrete probability distribution are:

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Σp (x) = 1 and Σx. (x) = 1

ΣP (x)= 1 and Σx. P

ΣP(x) = 1 and 0 < P(x) ≤ 1

All of these above

The hypergeometric distribution has parameters

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Two

Three

Four

Five

Which is the most useful average in chain base method

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Arithmetic mean

Median

Geometric mean

Weighted arithmetic mean

Laspeyres index number is also called as:

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Base year weight index number

Current year weight index number

Ideal index number

Fisher index number

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Statistics Ics Part 1 Online Test MCQs With Answers

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