Question # 1

Which index number has a wide scope:

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Special

General

Price

Quantity

Var (2x + 3) is:

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5 var (x)

4 Var (x)

4 Var (x) +3

4 Var (x) +9

The mean of the standard normal distribution is

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0

1

100

In computer studies RAM stands for

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Ready any Memory

Read Actual memory

Random access memory

Reach at memory

In symmetrical distribution if Q₁ = 4, Q₃ = 12 then median is

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4

16

8

Zero

An estimator is........ if its expected value is equal to the population parameter to be estmated

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Bad

Based

Unbiased

None of these

In a Binomial prob.Distn it is impossible to find:

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P (X < 0)

P (X = 0)

P( X > 0)

P(0Σ X Σ n

Variance remains unchanged by change of:

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Origin

Scale

Both

None of them

Which is correct for the binomial distribution:

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Mean > Variance

Mean < Variance

Mean = Variance

Mean = standard Deviation

Drag and drop is a term associated with

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Mouse

Key-board

Printer

Scanner

Rejecting H_o if H_o is true is

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No error

Type-I error

Type-II error

Standard error

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NAT I General Science Statistics MCQs With Answers

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