Question # 1

The sum of absolute deviation form median is.

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zero

negative

least

maximum

The word statistic was used first time by:

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Yule

Gottifried Achenwall

E.A.W Zimmermann

Baron

The procedure of inferring about the population characteristic using the sample is called________.

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Descriptive statistic

Inferenitial statistics

Statistic

Science

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y₁ = y₂

Y₁ > y₂

None of these

A quantitative variable whose value are countable is called.

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Categorical variable

Continuous variable

Discrete variable

None of these

Statistical laws are true.

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On the average

Always

A and C

In the long run

There sets on a sofa can be occupied by four persons in.

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12 ways

7 ways

24 ways

None of these

test2

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3

4

2

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The Laspeyres index

The Paasches index

The value index

None of these

A chart in which total magnitude and its compnents are compared is called a

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Component bar chart

Pie chart

Percentage compoent bar chart

All of these

The ratio of A to B is the fraction:

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B /A + B

A / B

^{B / A}

A / A + B

Sum of squares of deviations of the valeus is least when deviations are taken fro.

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Median

Mode

Mean

Harmonic mean

The parameters of binomial distribution one

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p and q

q and n

n and p

n,p,q

The smallest and the largest value of data are called.

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Range

Mid point

Extreme value

Arrayed value

The binomial distribution is negatively skewed if

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P< 1/2

P = 1/2

P > 1/2

P = 1

The percentage of observations lying within the items X + 3S in the normal distribution.

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68.26%

95.44%

70.00%

99.75%

The mean of the first n natural numbers is.

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n(n+1)2

(n+1)/2

(n-1)/2

n/2

"P_r can be solved by the formula.

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N!/ r!(n-r)!

(n-r)!/r!

n!(n-r!)

n!(n-r)!/r!

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