Question # 1

The difference between upper limit of two consecutive classes is a frequency table is called:

Choose an answer

Class limit

Class interval

Class mark

All of these

The size of class interval (6-10) is.

Choose an answer

4

5

8

10

On the basic of types of variable of data, the types of frequency distribution are.

Choose an answer

2

3

4

5

A value best representing a set of data is called:

Choose an answer

Average

Variance

Standard deriviation

None of these

In a circle radius 10 what is the length of are intercepted by a central angle of 60°:

Choose an answer

π/3m

3/10πm

10π/3m

π/30m

A cumulative frequency table is also called:

Choose an answer

Frequency distribution

Data

Less than cumulative frequency distribution

Tan 90 =_________.

Choose an answer

√3/2

1/√3

0

undefined

Sum of the deviations of the variable x from its mean is alwyas....

Choose an answer

Zero

One

Same

Negative

The mean of the squared deviations of X observations from their arithmetic mean is called.

Choose an answer

Variance

Standard deviation

Range

Harmonic mean

The value obtained by reciprocating the mean of the reciprocal of x₁,x₂,x₃..............x₁₁ observation is called....................

Choose an answer

Geometric mean

Median

Harmonic mean

S.D

In a set of data 41,43,47,51,57,52 ,59 median is:

Choose an answer

51

47

52

None of these

The sum of 30 observations is 1500. Its average will be:

Choose an answer

1500

150

15

None of these

Geometric mean of 2,4,8 is......................

Choose an answer

2

4

8

3

The formula of area of circular sector is:

Choose an answer

l = rθ

r²θ

1/2r²θ

2r²θ

The mean of the squared deviations of x_i (i = 1, 2, -----------------,n) observations form their arithmetic mean is called:

Choose an answer

Variance

Standard deviation

Range

A grouped frequency table is also called:

Choose an answer

Data

Frequency distribution

Frequency Polygon

More Classes

Other Links

Mathematics 10th Class English Medium Unit 6 Online Test MCQs With Answers

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer