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

Question # 1

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

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Question # 2

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

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Question # 3

Arithmetic means is a measure that determines a value of the variable under study by dividing the sum of all values of the variable by their...

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Number

Group

Denominator

Numerator

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Question # 4

A frequency polygon is a many sides.

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Closed figure

Rectangle

Circle

Triangle

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Question # 5

To find the public opinion or trend the most suitable statistics is:

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Mean

Median

Mode

Variance

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Question # 6

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

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None of these

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Question # 7

In a cumulative frequency polygon freqncies are plotted against.

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Midpoints

Upper class boundaries

Class limits

Frequency

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Question # 8

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

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Mode

Median

Harmonic mean

Mean

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Question # 9

Mode from the following data ,4.4,5.5,6.6,7.7,8.8,6.5,6.5,7 is..........

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5.6

5.7

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Question # 10

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

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A.M.

G.M.

H.M

Mode

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