Question # 1

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

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10

19

29

14.5

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

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A.M.

G.M.

H.M

Mode

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

Mean is affected by change in:

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Value

Ratio

Origin

In class (20-29), Midpoint or class mark is...................

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20.5

24.5

29

49

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

Variance is denoted by...........................

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V

S

S²

X

Sum of the deviations of the variable x from its mean is alwyas....

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Zero

One

Same

Negative

The observations that divide a data set into four equal parts are called:

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Deciles

Quartlies

Percentiles

A data in the form of frequency distribution is called..............

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Grouped data

Ungrouped data

Histogram

Dispersion

Sum of the deviations of the variable "X" from its mean is always:

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Zero

One

Same

In a cumulative frequency polygon freqncies are plotted against.

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Midpoints

Upper class boundaries

Class limits

Frequency

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

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63

66

67

69

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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4

5

5.6

5.7

The spread of observations in a data set is called.

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Average

Dispersion

Central tendency

Mean

A cumulative frequency table is called.

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Frequency distribution

Data

Less then frequency distribution

None of these

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

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