Question # 1

The Level of ------------- of test is the maximum probability with which we are willing to a risk of type -I error

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correction

error

significance

statistics

Which hypothesis is always in an inequality form?

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Simple hypothesis

Alternative hypothesis

Null hypothesis

Composite hypothesis

An example in a two-sided, alternative hypothesis is:

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H₁ :u < 0

H₁ : u > 0

H₁ L u > 0

H₁ : u ≠ 0

Which of the following is not composite hypothesis?

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^{μ < μ}_^

μ > μ₀

μ = μ_o

If Ho:π >πo , H1:π <πo and level of significance is=α then Ho will be rejected if

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Z < Z=α

Z=α/2 < Z

Z > Z1-α

Z < Z1-α

The alternative hypothesis is also called:

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Null hypothesis

Statistical hypothesis

Research hypothesis

Simple hypothesis

Hypothesis that does not completely specify the underlying population distribution is called

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simple hypothesis

dual hypothesis

composite hypothesis

common hypothesis

If Ho: μ <μoand H1:μ <μoand level of significance is=α then Ho will be rejected if

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Z < Z=α

Z < Z=α/2

Z < Z 1-α

Z < Z1-α/2

The hypothesis which is tested for possible rejection is called

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common hypothesis

null hypothesis

alternative hypothesis

wrong hypothesis

P(type II error) is equal to:

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α

β

1 - α

1 - β

The values of test statistic which separate the rejection and non rejection regions for the test are called

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simple values

critical values

parametric values

none of these

1 -&=nbsp;α is call:

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Confidence coefficient

Power of the test

Size of the test

Level of significance

P(type I error) is equal to:

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1 - α

1 - β

α

β

The choice of one-tailed test and two tailed test depends upon:

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Composite hypothesis

Null hypothesis

Alternative hypothesis

Simple hypothesis

Suppose that the null hypothesis is true and it is rejected, is known as:

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α type-I error, and its probability is β

α type-I error, and its probability is α

α type-II error, and its probability is α

α type-II error, and its probability is β

The alternative hypothesis always contains the sign of

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equality

inequality

ratio

proportion

The hypothesis which we are willing to accept when the null hypothesis is rejected is called

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simple hypothesis

composite hypothesis

null hypothesis

alternative hypothesis

A statement about the value of a population parameter is called:

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Null hypothesis

Alternative hypothesis

Simple hypothesis

Composite hypothesis

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ICS Part 2 Statistics Chapter 13 Online Test MCQs With Answers

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