Question # 1

P ( | Z | > a) =

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2ø(a) - 1

ø(a)

2 ø (-a)

1-ø(a)

CD-ROM is a type of

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hard disk

soft disk

floppy disk

optical disk

A process of dividing the objects into two mutually exclusive classes of an attribute is called

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classification

trichotomy

dichotomy

association

List of all the units of the population is called______.

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Random sampling

Bias

Sampling frame

Probability sampling

If sampling is done with replacement the σ_p =

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Non probability form of sampling is

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quota sampling

sampling with replacement

sampling without replacement

none of these

One of the great advantages of sampling is

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waste time

save time

use time

need time

The moment Coefficient of kurtosis is

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β₁

β₂

Zero

m₂

1 -&=nbsp;α is call:

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Confidence coefficient

Power of the test

Size of the test

Level of significance

The power of the test is equal to:

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α

1 - α

β

1 - β

The variable that forms the basis of estimation is called

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regression

regressand

regressor

correlation

An estimator is ------------ if its expected value is equal to the population parameter to be estimated

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bad

biased

unbiased

none of these

The method of least square gives too much weight to extremely large deviations from the

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population

parameter

sample

trend

Regression line x on y is

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The degree of relationship between the two attributes is called

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regressor

correlation

regressand

association

The elimination or addition of a few more time periods may change its

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speed

value

direction

none of these

The alternative hypothesis is also called:

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Null hypothesis

Statistical hypothesis

Research hypothesis

Simple hypothesis

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ICS Part 2 Statistics Online Test MCQs With Answers

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