Question # 1

As a generela rule, statisticians tend to use which of the following numebr of classes when arranging the data.

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Between 5 and 20

Fewer than 5

Between 1 and 5

More than 20

Artithmetic mean of a data is 32. If 5 is added to each item of the same data., what would the new arithmetic mean be.

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32

27

37

42

The probability of drawing a picture card from apack for 52 cards is.

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12/26

12/56

4/52

13/52

Statistics is a quantity computed from.

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Population

Sample

Universe

Census

The probability of drawing king from a pack of 52 cards is.

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4/52

13/52

26/52

12/52

if frequency curve if the longer tail occurs to the left curve is called.

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Positively skewed

Symmetrical

Negatively skewed

Dentical

The general purchasing power of currency is determined by.

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Volume index

Composite index

Whole sale price index

Retail price index

The probability of drawing a white ball from a bag containing 6 rad 8 black 10 green and 5 white balls is.

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6/29

8/29

5/29

None of above

Data-collected from house to house represent.

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Primary data

Secondary data

Grouped data

Both a and c

The probability of drawing black cards from a pack of 52 cards is.

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13/52

12/52

26/52

4/52

The elimination of extreme scores at the top of the set has the effect of.

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Raising the mean

Lowering the mean

No effect

None of above

A measure computed on the basis of pupulation data is called.

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Parameter

Statistics

Statistic

None of these

The prices of rice are compared by.

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Weighted index

Simple index

Composite index

Compound index

Tabulation means, the process of arranging the data into.

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Rows and columns

Columns

Rows

Different classes

An event that contains more than one sample point is called.

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Compound event

Independent event

Simple event

Multiple event

If Laspayer's price index = 109.5, Paasche's price inded = 112.5, then fisher's ideal index will be equal to.

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104.1

111

100

110.2

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Business Statistics Icom Part 2 English Medium Online Test MCQs With Answers

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