Question # 1

The data obtained from college record is

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Primary data

Secondary data

Raw data

Qualitative data

The first moment about origin is equal to:

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Variance

Mode

Mean

Standard deviation

The value of the data lying between Q₁ and Q₃ are

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50%

25%

75%

None of these

A graph of time series is called

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Histogram

Polygon

Straight line

Historigram

The sum of deviations from arithmetic mean is:

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0

5

a

1

In unimodal distribution If mode is less than mean then distribution is

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Symmetrical

Normal

Positively skewed

Negatively skewed

E(X - μ)² =

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^Zero

S,D

Variance

Mean deviation

G.M of three numbers 2,4,8 is:

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2

8

4

3,67

The shape of the normal distribution is:

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Leptokurtic

Mesokurtic

Platykurtic

Skewed

Now a days the word statistics can be expressed in how many ways?

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2

3

5

4

In computer studies RAM stands for

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Ready any Memory

Read Actual memory

Random access memory

Reach at memory

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