Question # 1

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

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(B)

(α)

(β)

(A)

The value of coefficient of association lies between

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0 and + 1

-1 and + 1

-1 and 0

-0.5 and + 0.5

The degree of relationship between the two attributes is called_______.

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Association

Correlation

Contingency

Quantitative

The value of chi-square statistic is always _______.

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Negative

Non-negative

Zero

One

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6Σd₁

5Σd¹

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independent

positively associated

negatively associated

correlated

The shape of the chi-square distribution depends upon_________.

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Parameters

Number of cells

Degrees of freedom

Standard deviation

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

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classification

trichotomy

dichotomy

association

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

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adjusted

omitted

changed

all of these

If two attributes A and B are independent, then co-efficient of association is______.

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-1

+1

0

0.5

If any ultimate class frequency is negative the data will be

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inconsistent

consistent

correlated

composite

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)

(α) = (αB) + ------------------

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(Aβ)

(AB)

(αβ)

(A)

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

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Association

Correlation

Variable

Attribute

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Φ²

q²

α²

β²

Degree of linear relationship between two variables is called

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regression

association

correlation

disassociation

If 6Σd²/n(n² - 1) is zero, the value of r_s is ________.

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0.5

1

-1

0

If (AB) = (A)(B)/n, the two attributes. A and B are _________.

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Independent

Dependent

Correlated

Quantitative

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ICS Part 2 Statistics Chapter 15 Online Test MCQs With Answers

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