Question # 1

Types of dispersion are.........................

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4

5

6

8

The n^th positive root of the product of the x₁,x₂,x₃..................x_n observations is called:

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Mode

Mean

Geometric mean

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

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

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Deciles

Quartlies

Percentiles

In a circle radius 10 what is the length of are intercepted by a central angle of 60°:

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π/3m

3/10πm

10π/3m

π/30m

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

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51

47

52

None of these

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 histogram is a set of adjacent:

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Squares

Rectangles

Circles

If tan θ = √3 then θ =____________.

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30°

45°

60°

90°

A group frequency table is called.

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Data

Frequency distribution

Frequency polygon

None of these

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

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2

3

4

5

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

A value best representing a set of data is called:

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Average

Variance

Standard deriviation

None of these

The average pocket money of 30 students is Rs.20/- , The total amount in the class is:

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Rs.20/-

Rs.30/-

Rs.300/-

Rs.600/-

A cumulative frequency table is called.

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Frequency distribution

Data

Less then frequency distribution

None of these

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

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