CA Foundation Maths, Statictics, Logic, and Reasoning: Questions 21 - 26 of 154

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Question number: 21

» Theoretical Distributions Binomial

MCQ▾

Question

the most important continuous probability distribution is known as

Choices

Choice (4) Response

a.

Normal distribution.

b.

Binomial distribution

c.

Sampling distribution

d.

Chi-square distribution.

Question number: 22

» Correlation and Regression

MCQ▾

Question

Product moment correlation coefficient may be defined as the ratio of

Choices

Choice (4) Response

a.

The product of standard deviations of the two variables to the covariance between them

b.

The covariance between the variables to the product of their standard deviations

c.

The covariance between the variables to the product of the variances of them

d.

Question does not provide sufficient data or is vague

Question number: 23

» Statistical Description of Data » Textual Representation of Data

MCQ▾

Question

Age of a person is

Choices

Choice (4) Response

a.

A continuous variable

b.

A discrete variable

c.

A variable

d.

An attribute

Question number: 24

» Correlation and Regression

MCQ▾

Question

Product moment correlation coefficient is considered for

Choices

Choice (4) Response

a.

Finding the amount of correlation

b.

Finding the nature of correlation

c.

Both a. and b. are correct

d.

Question does not provide sufficient data or is vague

Question number: 25

» Correlation and Regression

MCQ▾

Question

What is the quickest method to find correlation between two variables?

Choices

Choice (4) Response

a.

Method of product moment correlation

b.

Scatter diagram

c.

Method of rank correlation

d.

Method of concurrent deviation

Question number: 26

» Correlation and Regression

MCQ▾

Question

The method applied for deriving the regression equations is known as

Choices

Choice (4) Response

a.

Concurrent deviation

b.

Product moment

c.

Least squares

d.

Normal equation

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