Question # 1

The binomial distribution has the following parameters.

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p & q

n & q

n, p & q

None of these

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

The bionomial probability distribution is symmetrical when

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p = q

p < q

p > q

np > npq

The sum of square of deviations of the observations from their mean is

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Minimum

Maximum

Zero

None of these

Life of a T.V. tube is a.

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Discrete variable

Continuous varaible

Constant

Qualitative variable

For negatively skewed distribution mean______ median ______mode.

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=

<

>

None to these

When two dice are rolled, the numebr of possible sample points is.

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6

12

36

48

The lack of symmetry is called________.

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consistent

skewness

Equidistant

Kurtosis

The mid value of the arrayed data is called

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Median

Mode

Mean

Geometric mean

If x is a random variable with E(x) = 5 then E(3x - 2) =

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0

1

13

All of them

The letter used as a symbol for population mean is

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μ_-

Φ

x

σ

the numebr of possible outcomes in a Bernoulli trial is.

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One

Two

Three

Four

If b₂ = 3, then the distribution is:

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leptokurtic

Platykurtic

Normal

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

When referring to a curve whose longer tail is to the right, you would call it.

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Symmetrical

Positively skewed

Negatively skewed

None of these

The binomial distribution deal with:

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Discrete variable

Continuous variable

None of these

The frequency of a class divided by total frequency is called.

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Class frequency

Cumulative

Relative freqeuncy

Total frequency

Median divides the data into

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2 parts

3 parts

4 parts

10 parts

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Statistics Ics Part 1 Online Test MCQs With Answers

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