Question # 1

Which average cannot be computed if any value is less than zero.

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G.M

Median

Mode

A.M

Second moment about mean is called

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Standard deviation

Mean deviation

Variance

Coefficient of variation

Var (3x + 2)

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3 Var(X) + 2

3 Var X

9 var (x) + 2

9 var (x)

For a moderately skewed dsitribution, whihc of the following emprical formula holds.

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M.D. = 4/5(S.D)

Q.D. = 2/3 (S.D)

Q.D . = 5/6 (M.D.)

All of these

Which of the following average is effected by extreme values.

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Median

Mode

Arithmetic mean

All of these

For moderately positively skewed distribution the following relation hold

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Mean > median > mode

Mean=median=mode

Mean < median< mode

None of these

the numebr of possible outcomes in a Bernoulli trial is.

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One

Two

Three

Four

Probility density function is the probebilyt function of.............. random variable.

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Discrete

Qualitative

Continuous

None

The binomial distribution has the following parameters.

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p & q

n & q

n, p & q

None of these

A set containing only one element is called

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Null set

Universal set

Subset

Singleton set

Third quartile Q₃ =

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P₃₃

D₃

Median

None of these

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

The value of quartile deviation is always

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Positive

Zero

Negative

None of these

Index number are called:

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Mathematical barometer

Economic barometer

Statistical barometer

Both A and C

Which ofthe following methods uses quantities consumed in the current period when computing a weighted index.

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Laspeyres method

Marshall -Edge worth's methods

Peasche's method

Fisher's method

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

Total angle of pie-chart is.

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270 ^o

300^o

320^o

360^o

Classification of data according to locations or areas is called.

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Temporal classification

Geographical classification

Qualitative classification

Quantitative classification

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Statistics Ics Part 1 Online Test MCQs With Answers

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