CA Foundation Maths, Statictics, Logic, and Reasoning: Questions 27 - 33 of 154

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Question number: 27

» Correlation and Regression

MCQ▾

Question

The correlation between shoe-size and intelligence is

Choices

Choice (4) Response
a.

Negative

b.

Positive

c.

Zero

d. None of the above

Question number: 28

» Correlation and Regression

MCQ▾

Question

Pearson’s correlation coefficient is used for finding

Choices

Choice (4) Response
a.

Correlation for linear relation only

b.

Correlation for curvilinear relation only

c.

Correlation for any type of relation

d. Question does not provide sufficient data or is vague

Question number: 29

» Statistical Description of Data » Textual Representation of Data

MCQ▾

Question

The best method to collect data, in case of a natural calamity, is

Choices

Choice (4) Response
a.

Questionnaire method

b.

Indirect interview

c.

Direct observation method.

d.

Personal interview

Question number: 30

» Statistical Description of Data » Textual Representation of Data

MCQ▾

Question

In case of a rail accident, the appropriate method of data collection is by

Choices

Choice (4) Response
a.

Personal interview

b.

Direct interview

c.

Indirect interview

d. None of the above

Question number: 31

» Statistical Description of Data » Textual Representation of Data

MCQ▾

Question

Internal consistency of the collected data can be checked when

Choices

Choice (4) Response
a.

Two or more series are given

b.

A number of related series are given.

c.

Internal data are given

d.

External data are given

Question number: 32

» Statistical Description of Data » Tabular Representation of Data

MCQ▾

Question

The unit of measurement in tabulation is shown in

Choices

Choice (4) Response
a.

Box head

b.

Stub

c.

Caption

d.

Body

Question number: 33

» Correlation and Regression

MCQ▾

Question

For a p×q bivariate frequency table, the maximum number of marginal distributions is

Choices

Choice (4) Response
a.

2

b.

1

c.

p

d.

p + q

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