Question # 1

The shape of the C² distribution is

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Symmetrical

Negatively skewed

Positively skewed

Mesokurtic

The data obtained from college record is

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Primary data

Secondary data

Raw data

Qualitative data

The binomial distribution is symmetrical when

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p = q

p > q

p < q

None of these

If mena = 40, Mode =42, then distribution is:

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+ skew

- skew

Symmetrical

All of these

If two regression coefficients are 0.8 and 0.2 then correlation coefficient is

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0.16

-0.16

0.40

-0.40

If a pair of dice is rolled then the sample space consists of outcomes

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6

12

36

24

If E (X) =4, then find arithmetic mean will be:

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4

8

0

1

If the null hypothesis is true the probability error is identified by what name

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b

1- b

a

1- a

Statistic is a characteristic calculated from

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Population data

Sample data

Arrayed data

Fictitious data

In the tossing of two perfect coins to probability at least one head occur is:

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2/2

1/4

3/4

1

Movement in secular trend

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Smooth

Steady

Regular

All

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NAT I General Science Statistics MCQs With Answers

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