Question # 1

In constructing a frequency distribution for a sample, the numebr of classes depends on.

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The number of data points

The range of the data colelcted

Teh size of the population

Both a and b but not c

When a pair of dice is rolled, the sum of upperemost dots vary from.

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0 to 10

1 to 11

2 to 19

2 to 12

Which is appropriate averege for finding the average speed of a journey.

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Mean

Geometric mean

Harmonic mean

Weighted mean

Co-efficent of standard deviation can be measured by the following formula

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The simple probability of occurrence of an event in called the.

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Joint probability

Conditional probability

Marginal probability

Subjective probability

The median divides the data into

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Two halves

Four quarters

Single unit

Six parts

Second moment about mean is called

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Standard deviation

Mean deviation

Variance

Coefficient of variation

The base period in fixed bases should be________

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A normal year

Abnormal year

Special

General

If in binomial distribution, μ = 6, p = 3/5, the number of trial are:

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18

30

10

None of these

If the mean is less than mode, the distribution is.

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Positively skewed

Negatively skewed

Symmetrical

None of these

Which of the following is suitable for discrete probability distribution.

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Frequency polygon

Probability

Ogive

Histogram

The Area of trapezoid is equal to:

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sum of paralled sides x base

sum of paralled sides x base/2

2 x base x sum of paralled side

Sum of paralled sides x base/4

Data in the population Census Reports are.

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Ungrooped data

Secondary data

Primary data

Arrayed data

Which pair of measures cannot be calculated when one of numbers in the seriesis zero.

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G.M and A.M

G.M and H.M

H.M and A.M

None of these

The distribution is symmetrical if the moment coefficient of skewense b1 is.

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Negative

Postive

3

0

The hypergeometric distribution is used when trials are

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Dependent

Independent

Equally likely

Mutually exclusive

If one event is unaffected by the outcome of another event, the two events are said to be

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Dependent

Independent

Mutually exclusive

Both b and c

Binomial distribution is used when n is

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Large

Small

Negative

Zero

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Statistics Ics Part 1 Online Test MCQs With Answers

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