Organisation Of Data Flashcards

1
Q

The class midpoint is equal to

A

The average of the upper and lower class limit

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2
Q

The frequency distribution of two variables is known as

A

Bivariate classification

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3
Q

Statistical calculations in classified data are based on

A

The actual values of observations

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4
Q

Under exclusive method

A

The upper class limit of a class is excluded in the class interval

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5
Q

Range is the

A

Difference between the largest and the smallest values of variables

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6
Q

Data classified according to geographical areas is called ____________

A

Spatial classifications

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7
Q

Classification of data according to characteristics and attributes is called _____________

A

Qualitative classifications

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8
Q

Two ends of a class are called ___________

A

Class limits

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9
Q

_____________ is the average of upper and lower limit of a class.

A

Mid point

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10
Q

______________ method of classification upper limit of a class is included.

A

In inclusive

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11
Q

Frequency distribution of discrete frequency is called _______________

A

Frequency array

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12
Q

Mention the types of variables

A

Continuous variable and discrete variable

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13
Q

Differentiate between inclusive and exclusive methods of classification.

A

Inclusive method- the inclusive method does not exclude the upper class limit in a class interval. It includes the upper class limit in a class.

Exclusive method- the exclusive method excludes the upper class limit in a class interval

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14
Q

Mention the types of classification of data

A

a) chronological classification
b) Spatial classifications
c) quantitative classification
d) qualitative classification

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15
Q

Give the formula to find out midpoint

A
                           2
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16
Q

What is frequency?

A

Frequency refers to the number of times a particular observation is recorded

17
Q

What is frequency?

A

Frequency refers to the number of times a particular observation is recorded