Question # 1

The data about the sex of new babies is called:

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Continuous data

Qualitative data

Quantitative data

Discrete data

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

In a symmetrical distribution, the coefficient of skewness will always be.

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Negative

zero

1

-1

The variance of constant is always

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Constant

One

Positive

Zero

In which of these cases would the mode be most useful as an indicator of central tendency.

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Every value in a data set occurs exactly once

All but three values in a data set occur once, three valeus occur 5 times each

All values in a data set occur 10 times each

Every observation in a data set has the same value.

The mean of binomial distribution is always:

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Equal to variance

Less than variance

Greater then variance

None of the these

The parameters of binomial distribution one

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p and q

q and n

n and p

n,p,q

If the values in a sereis are not of equal importance, we compute the.

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Median

Mean

Weighted mean

Harmonic mean

The number 5.0435001 rounded off to nearest thousandth is.

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5.043

5.044

5.050

5.000

Consumer price indexis obtained by.

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Paache's formula

Marshall Edgeworth formula

Fisher's ideal formula

Family Budget Method formula

The S.D. of 8,8,8,8,8, is.

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8

(8)²

zero

5

Index number are called:

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Mathematical barometer

Economic barometer

Statistical barometer

Both A and C

If X and Y are independent, than Var ( X -Y) is equal to.

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Var (X) + Var (Y)

Var (X) - Var (Y)

Var (X+ Y)

Zero

The mean deviation is least if deviations are taken from

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A.M

Mode

G.M

Median

test2

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3

4

2

The grouped data is.

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Primary

Secondary

Raw data

None of them

Mode 2, 10 and 7 is.

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2

7

10

None of these

For Laptokurtic distribution.

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b2 > 3

b2 < 3

b2 = 3

b1 > 3

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