Question # 1

In case of positively skewed distribution the extreme values lie in the.

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Middle

Left tail

Right tail

Any where

The volume or quantity of goods are compared by_______

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Price index number

Volume index number

Quantity

None of these

P (A/B) can be evaluated by formula

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P(A∩B)/P(B)

P(A∪B). P(B)

(A∪B)/P(B)

P(A∩B)/P(A)

If E a and impossible event, then P(E) is.

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0

0.5

1

Impossible

Which is the suitable average for calculting the average price at which articles are sold.

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Geometric mean

Arithmetic mean

Harmonic mean

Mode

The binomial distribution is negatively skewed if

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P< 1/2

P = 1/2

P > 1/2

P = 1

Which of the followingindices satisfies both the time reversal and factor reversal tests.

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Fisher's method

Paasche's method

Laspeyres method

None of these

The number of possible outcomes in Bernoulli trial is

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Three

Four

Two

One

Index for base period is always take as.

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zero

one

200

100

When a graph is made to show the total and part of the data, we draw.

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Simple bar chart

Multiple bar chart

Component barchart

None of these

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

If any value in a sereis is zero, then we cannot calculate the.

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Mean

Median

Mode

Harmonic mean

Var (3x+2)

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3Var(x) + 2

9Var(x) +2

Var (x) + 0

3Var (X)

The result of no interest of an experiment is called.

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Contstant

even

Failure

Success

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 an event consist of more than one sample point it is called

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Simple event

Compound event

Exhaustive event

Likely event

The mean is based on.

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Small values

Extreme values

All the values

Large values

A quantity calculated from a population is called.

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Frequency

Statitics

Parameter

Sample

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