Question # 1

A frequency polygon is a many sided:

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Closed figure

Rectangle

Square

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 Deviation is defined as a difference of any value of the variable from a:

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Constant

Histogram

Sum

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

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Zero

One

Same

Negative

During frequency distribution number of groups should be between........

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5 and 10

10 and 15

10 and 20

5 and 15

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

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20.5

24.5

29

49

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

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Deciles

Quartlies

Percentiles

Arithmetic mean of 34,34,34,34,34,34 is.

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0

341

6

170

A deviation is defined as a difference of any value of the variable from a.

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Constant

Historgram

Sum

Product

Formula l=rθ is true only when θ is in:

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degree

radian

revolution

minute

The mean of the squared deviations of X observations from their arithmetic mean is called.

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Variance

Standard deviation

Range

Harmonic mean

A cumulative frequency table is also called:

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Frequency distribution

Data

Less than cumulative frequency distribution

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

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

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A.M.

G.M.

H.M

Mode

The most frequent occurring observation in a set of data is called.

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Mode

Median

Hamonic mean

Mean

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10th Class Mathematics Chapter 6 Basic Statistics English Medium KPK Boards Online MCQ's MCQs With Answers

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