Question # 1

Which index numbers are used to measure the buying power of the money

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Wholesale Price index number

Money index number

Simple index number

Price index number

Mean of hypergeometric distribution is

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np

Nnk

If two events cannot occur together they are said to be

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Independent events

Dependent events

Mutually exclusive events

Equally likely events

When x denotes the number of success in binomial experiment it is called.

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Random variable

Binomial random variable

Continuous random variable

Both (B) and (C) but not (A)

If the random variable x denotes the number of heads when three distinct coins are tossed, the x assumes values

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0, 1, 2, 3

1, 3, 3, 1

1, 2, 3

None of these

In hypergometric distribution the trials are.

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Independent

Dependent

Independent and dependent

None of these

In which of these cases would the mode be most useful as an indicator of central tendency.

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Every value in a data set occurs exactly once

All but three values in a data set occur once, three valeus occur 5 times each

All values in a data set occur 10 times each

Every observation in a data set has the same value.

In the signgular sense, statistics means.

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Methodology

Numerical data

Sample values

Count data

A person can choose a tie and a suit form 3 suits ad 5 ties in

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8 ways

15 ways

30 ways

None of these

In symmetrical distribution if Q1 = 4, Q3 = 12 then median is.

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4

6

8

zero

The mean of a binomial dristubution depends on

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Parability of success

Probability of failure

Number of trials

Botha a and c

Data which have been arranged in ascending or descending order are called.

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Raw data

Grouped data

Arrayed data

Un grouped data

The life time of fans, data is.

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Discrete

Continuous

Unchanged

Qualitative

In a binomial expreiment with three trials, the variable can take.

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2 Values

3 Values

4 Values

5 Values

The word statistic was used first time by:

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Yule

Gottifried Achenwall

E.A.W Zimmermann

Baron

The mean of a constant 'a' is.

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0

a/2

a²

P₇₅

If Y=X + A , trhe range of Y =

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Range (X)

Range (X) + A

Zero

A

The measures of disperesin are chaged by the change of.

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Origin

Scale

Both a and b

None of these

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Statistics Ics Part 1 Online Test MCQs With Answers

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