Question # 1

The range of the scores 19,3,140,25,95,is

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140

137

143

3

Mean deviation is always.

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Less then S.D

Equal to S.D

More than S.D

Negative

Total angle of pie-chart is.

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270 ^o

300^o

320^o

360^o

the standard deviation is independent of.

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Change of origin

Change of scale of measurement

Change origin and scale of meaturement

None of these

A quantity calculated from a population is called.

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Frequency

Statitics

Parameter

Sample

Which measure of disperesion is considered as the best genereal purpose measure of dispersion.

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Range

Semi interquartile range

Standard deviation

Mean deviation

In a binomial distribution

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μ =σ²

μ <σ²

μ >σ²

μ = 1σ²

In the plural sense, statistion mean.

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Methods

Numerical data

Sample values

Population values

The percentage of observations lying within the items X + 3S in the normal distribution.

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68.26%

95.44%

70.00%

99.75%

Both quantities and prices are used in

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Link relatives

Chain relatives

Average of relatives

Aggregative index numbers

The probability of red card out of 52 cards is.

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1/4

1/2

4/52

zero

As a general rule, when arranging data statisticians tend to use.

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Less than six classes

Between six and fifteen classes

Only fifteen classes

More than twenty classes

A student soved 25 questions from first 50 questios of a book to be solved. The prob, that he will solve the remaining all questions.

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0.25

0.51

1

0

ⁿC_r is calculated by formula

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Y₃+y₄+......+y₁₅ =

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Σ¹⁵ _i=1 Y₁

Σ¹⁵ _i=3 Y₂

¹⁵Σ_i=3 Y_i

¹⁵Σ_i=3Y_i²

The mode of letters in the word STATISTICS is:

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S

T

I

S & T

The mid point of group 5.5 - 7.5 is.

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6

7

7.5

6.5

E(y-μ) is equal to

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E(y)

μ

zero

y-μ

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Statistics Ics Part 1 Online Test MCQs With Answers

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