Question # 1

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

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

In a cumulative frequency polygon freqncies are plotted against.

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Midpoints

Upper class boundaries

Class limits

Frequency

A grouped frequency table is also called.............

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Data

Frequency distribution

Frequency polygon

Histogram

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

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10

19

29

14.5

A cumulative frequency table is also called:

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Frequency distribution

Data

Less than cumulative frequency distribution

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

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82

86

92

93

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

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2

3

4

5

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

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Decites

Quartiles

Percentiles

Mode

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

A histogram is a set of adjacent.

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Squares

Rectangles

Circles

Closed figures

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

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63

66

67

69

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

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

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Mean

Median

Mode

Variance

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

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Harmonic mean

Range

S.D

Variance

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

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

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