Question # 1

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

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Declies

Quartiles

Percentiles

Harmonic mean

Tan 90 =_________.

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√3/2

1/√3

0

undefined

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

A grouped frequency table is also called:

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Data

Frequency distribution

Frequency Polygon

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

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2

3

4

5

A frequency polygon is a many sided:

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Closed figure

Rectangle

Square

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

Mean is affected by change in:

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Value

Ratio

Origin

1+ cot² θ = __________.

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tan²θ

cosec²θ

cot²

sec²θ

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

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Decites

Quartiles

Percentiles

Mode

The mean of the squared deviations of x1,(i = 1,2.........,n) observations from their arithmetic mean is called.....................

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Variance

Standard deviation

Range

Mode

A frequency polygon is a many sides.

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Closed figure

Rectangle

Circle

Triangle

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

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10

19

29

14.5

The mode in the data 1,3,5,3,7,9

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1

3

5

7

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

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Geometric mean

Median

Harmonic mean

S.D

A cumulative frequency table is also called.....................

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Frequency distribution

Data

Less then cumulative frequency distribution

Histogram

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

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