Question # 1

A relative frequency distribution presents frequencies in terms of

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Fractions

Whole numbers

Percentages

Both a and c but not b

Graphs of frequency distributions are used because.

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they have a long history in practical applications

They attract attenstion to data pattern

They account for biased or incomplete data

None of thses

An arrangement of data to show the frequency of occurrence is called.

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Freqeuncy distribution

Probability distribution

Data array

Cumulative distribution

If we connect the mid points of rectangles in a histogram with a series of lines. we get.

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Ogive

Frequency Polygon

Frequency Curve

Bar chart

Which of the following is written at the top of the table.

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Souce note

Foot notte

Prefatory note

Title

The numebr of classes in a frequency distribution is obtained by dividing the range of variable by the.

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Total frequency

Class interval

Relative freqeuncy

Mid -points

The fraph of the symmetrical distribution is

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bell shaped

U - shaped

J- shaped

None of these

The smallest and the largest value of data are called.

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Range

Mid point

Extreme value

Arrayed value

Which of the following is written at the bottom of the table:

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Sources note

Foot note

Prefatory note

Both A and B

The minimum classes may be determine by formula.

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C = 1+3, log (n)

c = √n

X_m - X₀

Both A and B

Mid poitns of top of the rectangular of historgram are joined to get.

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Frequency curve

Polygen

Ogive

Histogram

When a distribution is symmetrical and has one mode,the highest point on the curve is called.

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Mode

Median

Mean

All of these

The grouped data is.

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Primary

Secondary

Raw data

None of them

Mid poitn of the group. 5.5 - 7. 5 in

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6

6.5

7

7.5

The frequency of a class divided by total frequency is called.

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Class frequency

Cumulative

Relative freqeuncy

Total frequency

Freqeucny is denoted by

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f

c

q

p

Data which have been arranged in ascending or descending order are called.

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Raw data

Grouped data

Arrayed data

Un grouped data

Two methods of data arrangement are

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Array and frequency distribution

Frequency distribution and histogram

Array and frequency polygon

Histogram and array

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Statistics Ics Part 1 Chapter 2 Online Test MCQs With Answers

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