Question # 1

The class having maximum frequency is called................. class.

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Model

Median

Lower

Upper

The standard deviation is 6 then its variance is...........

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√6

36

3

6

In a class of frequency distribution 14 - 18, the 18 is:

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Upper class limit

Lower class limit

Class interval

All of these

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

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Standard deriation

Range

Dispersion

All of these

A group frequency table is called.

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Data

Frequency distribution

Frequency polygon

None of these

Types of dispersion are.........................

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4

5

6

8

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

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π/3m

3/10πm

10π/3m

π/30m

The most frequently occurring observation in a data set is called.

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Mode

Median

Harmonic mean

Mean

The number of time a value appears on a set of data is called:

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Frequency

Average

Mode

Median

A part of the circumference of a circle is called a/an :

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angel

are

circumference

radian

The concept of antilogarithm is used to find the value of..............

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A.M.

G.M.

H.M

Mode

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

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Variance

Standard deviation

Range

Harmonic mean

∑▒〖(x-〗 x ̅)=………….

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0

1

-1

2

In class (10-19) , upper class limit is.

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10

19

29

14.5

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

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Variance

Standard deviation

Range

If tan θ = √3 then θ =____________.

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30°

45°

60°

90°

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

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