Question # 1

A data in the form of frequency distribution is called:

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Grouped data

Ungrouped data

Histogram

Standard deviation is denoted by

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x

S

S²

X²

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

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Mean

Median

Mode

Variance

Mean of a variable with similar observations say constant k is............

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Negative

K- itself

zero

one

The spread or scatierness of observations in a data set is called.

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Average

Dispersion

Central tendency

Quartile

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

Tan 90 =_________.

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√3/2

1/√3

0

undefined

The size of class interval (6-10) is.

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4

5

8

10

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

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63

66

67

69

In a cumulative frequency Polygon frequencies are plotted against:

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Mid points

Upper class boundries

Class limits

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

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