Question # 1

The value of chi-square statistic is always _______.

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Negative

Non-negative

Zero

One

The shape of the chi-square distribution depends upon_________.

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Parameters

Number of cells

Degrees of freedom

Standard deviation

If two attributes A and B have perfect positive association value of the coefficient of association is equal to _______.

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+1

-1

0

(r-1)(c-1)

(α) = (αB) + ------------------

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(Aβ)

(AB)

(αβ)

(A)

A characteristic which varies in quality from one individual to another is called an_______.

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Variable

Attribute

Associated

Independent

When the expected frequencies are very small the value of=χ2has been

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adjusted

omitted

changed

all of these

If any ultimate class frequency is negative the data will be

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inconsistent

consistent

correlated

composite

A characteristic which varies in quantity from one individual to another is called a________.

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Association

Correlation

Variable

Attribute

The two attributes A and B are negatively associated if

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The degree of relationship between the two attributes is called

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regressor

correlation

regressand

association

n = (A) + --------------------

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(B)

(α)

(β)

(A)

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

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6Σd₁

5Σd¹

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

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classification

trichotomy

dichotomy

association

The degree of relationship between the two attributes is called_______.

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Association

Correlation

Contingency

Quantitative

For an r x c contingency table, the number of degrees of freedom are equal to:

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rc

r + c

(r-1)+(c-1)

(r-1)(c-1)

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

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Bichotomy

Trichotomy

Dichotomy

Multichotomy

(AB), (Aβ), (αB), (αβ) are called

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positive class frequencies

negative class frequencies

natural class frequencies

ultimate class frequencies

More Classes

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Statistics Ics Part 2 Chapter 6 Online Test MCQs With Answers

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