Question # 1

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

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Decites

Quartiles

Percentiles

Mode

If θ lies in 2nd (second) quadrant then sin θ and cosecθ are:

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negative

positive

zero

undefined

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

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Constant

Histogram

Sum

A part of the circumference of a circle is called a/an :

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angel

are

circumference

radian

The sum of 30 observations is 1500. Its average will be:

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1500

150

15

None of these

The mode in the data 1,3,5,3,7,9

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1

3

5

7

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

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20.5

24.5

29

49

A data in the form of frequency distribution is called.

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Grouped data

Ungroup data

Same

None of these

The positive square root of mean of the squared deviation of X,{1=1,2,3,.......n) observations from their arithmetic mean is called.

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Harmonic mean

Range

Standard deviation

Variance

The square of standard deriation :

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Standard deriation

Range

Dispersion

Variance

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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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