Question # 1

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

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2 Values

3 Values

4 Values

5 Values

Q₂ = Median

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P₂

P₂₀

P₅₀

P₇₅

Mean of hypergeometric distribution is

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np

Nnk

Title of a table should be in

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Lower case letters

Capital letters

Italic and lower case letters

Twenty letters

P (A/B) can be evaluated by formula

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P(A∩B)/P(B)

P(A∪B). P(B)

(A∪B)/P(B)

P(A∩B)/P(A)

The number of ways in which a person enters by oe door and leaves by a different door in a room with three doors is.

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6

9

5

None of these

Registration is the source of.

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Ogive

Secondary data

Primary data

Histogram

Which of the following is written at the bottom of the table:

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Sources note

Foot note

Prefatory note

Both A and B

Commodities subject to considerable price variation should best be measured by

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Quantity index

Price index

Value index

None of these

The main advantages of using the range as a measure of dispersion is that.

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It is easy to calculate

It is heavily influenced by extreme values.

It can change drastically from one data set to the next

It is determined by only two points in the data set

Coefficient of variation (C.V) is given below

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Mean /S.D x10

Mean/S.D x 100

S.D/Mean x 100

S.D/ Mean

Circular test is satisfied by

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Laspeyres index

Paasche's index

Fisher's method

None of these

teh most frequent value of the data if it exists is.

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A.M

G.M

Mode

Median

Random numbers are generated from the single digit numbers.

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{ 1,2,3,............. 10 }

{ 0, 1,2,.......................... 10}

{ 0,1,2.............}

{0,1,2,............. 9}

the term 'event' is used for.

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Time

Subaet of the sample space

Total number of outcomes

Probability

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

In a symmetrical distribution the coefficient of skewness is equal to.

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-1

+1

0

None of these

If a curve has a longer tail to the right , it is called a.

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J - Shaped curve

Negative skewed curve

Positively skewed curve

Symmetrical curve

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