10th Class Maths MCQ with Answers Chapter 6

a deviation is defined as a difference of any value of the variable from a……

Histogram

Frequency

sum

Constant

The nth positive root of the product of the x₁,x₂,x₃,…………..x₁₁ observation is called.

Mode

Median

Geometric mean

Mean

The observation that divide a data set into four equal part, are called.

Mode

Percentiles

Decites

Quartiles

The circumference of a circle is divide into _____________ degrees:

180°

360°

30°

270°

Sum of deviations of the variable X from its mean is always_____________

One

Same

Zero

None

A data in the form of frequency distribution is called…………..

Ungrouped data

Histogram

Dispersion

Grouped data

Geometric mean of 2,4,8 is………………….

3

2

4

8

The measure which determines the middlemost observation in a data set is called……………….

Median

Mean

Variance

Mode

The positive square root of mean of the squared deviation of X,{1=1,2,3,…….n) observations from their arithmetic mean is called.

Harmonic mean

Variance

Range

Standard deviation

In a set of data, the difference between highest value and lowest value is called:

All of these

Dispersion

Range

Standard deriation