Question # 1

The process of dividing the objects into two mutually exclusive classes is called_______

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Bichotomy

Trichotomy

Dichotomy

Multichotomy

Non probability form of sampling is

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quota sampling

sampling with replacement

sampling without replacement

none of these

The critical region of=χ2distribution is

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χ2 <χ2v; 1-α

χ2 <χ2v;1-α

χ2 <χ2 v;1-α/2

χ2 <χ2v;1-α/2

A descriptive measure of a population is called

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sample

statistic

parameter

erro

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 descriptive measures of a population are called_______.

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Census

Parameter

Statistics

Bias

Regression line x on y is

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The standard error of the estimate increased by decreasing

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population

sample size

errors

precision

In simple linear regression, the number of unknown constants are:

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Two

Three

Four

Five

The range of a normal distribution is

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—∞ to 1

—∞ to 0

—∞ to + ∞

0 to ∞

The maximum ordinate of a normal curve is at X = ________.

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μ

σ

X̅

S.D

Small sample has less than

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50 values

45 values

30 values

35 values

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

A relationship where the flow of the data points is best represented by a curve is called_______.

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Linear positive

Linear negative

Linear relationship

Nonlinear relatiobship

The population must be defined in terms of

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content

unit

extent

all of these

(AB), (Aβ), (αB), (αβ) are called

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positive class frequencies

negative class frequencies

natural class frequencies

ultimate class frequencies

The most common type of computer memory is called

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ROM

REM

RAM

RIM

The degree of linear relationship between two variable is called________.

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Dependent

Association

Positive

Correlation

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Statistics Ics Part 2 Online Test MCQs With Answers

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