Question # 1

Classification of data by quantitative characteristcs is called.

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Qualitative classification

Quantitative classificaton

Geographical classification

Temporal classification

An Ogive is a

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Frequency curve

Frequency polygon

Cumulative frequency polygon

Frequency histogram

The grouped data is.

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Primary

Secondary

Raw data

None of them

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 an example of compressed data.

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Array

Frequency distribution

Ogive

Histogram

Range of the ungroup data can be calculate by formula.

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X_m - X_m

X_m - X₀

X₀

X₀ - X_m

Total angle of pie-chart is.

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270 ^o

300^o

320^o

360^o

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

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Class frequency

Cumulative

Relative freqeuncy

Total frequency

When a graph is made to show the total and part of the data, we draw.

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Simple bar chart

Multiple bar chart

Component barchart

None of these

In construction of frequency distribution the first step is:

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To calculate the calss marks

To find range of the

To find the class boundaries

None of these

A chart in which total magnitude and its compnents are compared is called a

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Component bar chart

Pie chart

Percentage compoent bar chart

All of these

Important bases of classification are.

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Two

Three

Four

More than four

Classification is the provess of arranging data according to.

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One characteristic

Two or more characteristics

Similar characterics

Different characteristics

A relative frequency distribution presents frequencies in terms of

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Fractions

Whole numbers

Percentages

Both a and c but not b

As the numebr of observations and classes increase, the shape of a frequency polygon.

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Tends to become increasingly asmooth

Tends to become jagged

stays the same

Varies if data become more reliable

The smallest and the largest value of data are called.

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Range

Mid point

Extreme value

Arrayed value

when constructing a frequency distribution, the first step is.

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Divide the data into at least five classes

arrange the dta into an array

Decide on the type and number of classes for dividing the data

None of these

The fraph of the symmetrical distribution is

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bell shaped

U - shaped

J- shaped

None of these

More Classes

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Statistics Ics Part 1 Chapter 2 Online Test MCQs With Answers

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