# Measures of Central Tendency (CA Foundation Maths, Statistics, Logic, and Reasoning): Questions 8 - 15 of 21

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## Question number: 8

» Measures of Central Tendency

MCQ▾

### Question

The range of 15, 12, 10, 9, 17, and 20 is

### Choices

Choice (4) Response

a.

11

b.

12

c.

13

d.

5

## Question number: 9

» Measures of Central Tendency

MCQ▾

### Question

The standard deviation of, 10, 16, 10, 16, 10, 10, 16, 16 is

### Choices

Choice (4) Response

a.

4

b.

0

c.

6

d.

3

## Question number: 10

» Measures of Central Tendency

MCQ▾

### Question

The most commonly used measure of dispersion is

### Choices

Choice (4) Response

a.

Range

b.

Quartile deviation.

c.

Standard deviation

d.

Both c. and b. are correct

## Question number: 11

» Measures of Central Tendency

MCQ▾

### Question

Which measure of dispersion is considered for finding a pooled measure of dispersion after combining several groups?

### Choices

Choice (4) Response

a.

Mean deviation

b.

Quartile deviation

c.

Standard deviation

d.

All of the above

## Question number: 12

» Measures of Central Tendency

MCQ▾

### Question

Which one is an absolute measure of dispersion?

### Choices

Choice (4) Response

a.

Mean Deviation

b.

Range

c.

Standard Deviation

d.

All a. , b. and c. are correct

## Question number: 13

» Measures of Central Tendency

MCQ▾

### Question

Dispersion measures

### Choices

Choice (4) Response

a.

The scatterness of a set of observations

b.

The concentration of a set of observations

c.

Question does not provide sufficient data or is vague

d.

All of the above

## Question number: 14

» Measures of Central Tendency

MCQ▾

### Question

Which measure of dispersion is most useful?

### Choices

Choice (4) Response

a.

Mean deviation

b.

Standard deviation

c.

Range

d.

Both b. and c. are correct

## Question number: 15

» Measures of Central Tendency

MCQ▾

### Question

For any two numbers SD is always

### Choices

Choice (4) Response

a.

Half of the range

b.

Twice the range

c.

Square of the range

d.

All of the above

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