Question # 1

A frequency polygon is a many side....................

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Closed figure

Rectangle

Square

Circles

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

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Harmonic mean

Range

Standard deviation

The nth root of product of 'n' number of values is called:

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Arithematic mean

Geometric mean

Harmonic mean

Standard deriviation

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

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Mode

Mean

Geometric mean

Median

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

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Class limit

Class interval

Class mark

All of these

The arrangement of data is necessary to find the value of.

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Mean

Median

Mode

Range

If the rotation of the ray is clockwise, the angle is _____________ in measure:

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positive

negative

initial

terminal

The measure which determines the middle-most observation in a data set is called:

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Median

Mode

Mean

median from the data 82,93,86,92 and 79 is.................

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82

86

92

93

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 cumulative frequency Polygon frequencies are plotted against:

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Mid points

Upper class boundries

Class limits

In a set of data 63,65,66,67,69, median is:

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63

66

67

69

The radiance measure of an angle that forms a complete circle is:

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2π

3π

4π

6π

If tan θ = √3 then θ =____________.

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30°

45°

60°

90°

Mean is affected by change in_______________:

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Place

Scale

Rate

Origen

The measures that are used to determine the degree or extent of variation in a data set are called measures of...........................

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Dispersion

Central tendency

Average

Quartile

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

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