Question # 1

If C is a non -random variabe than E (C) is.

Choose an answer

c

0

1

x

Which of the following case is true for hypergeometric distribution.

Choose an answer

Probability remains constant for all trials

Probability changes

successive trials are dependent

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

The binomial distribution is symmetrical when:

Choose an answer

P > q

p = 1/2

Probability of success & probability of failure are equal

Both (B) and (C)

A fair coin is tossed four times the probability of getting four heads is

Choose an answer

1/4

1/2

4/6

1

In a discriete probability distribution the sum of all the probabilities is alwyas

Choose an answer

0

1

-1

8

If x is discrete random variable, then the function f (x) is.

Choose an answer

A probability function

A density function

A probability density function

A distribution function

In binomial distribution, the random variable has a range:

Choose an answer

0,1,2...................n

0,1,2,......+∞

-∞ to +∞

∞ to +0

If (E(X) = E than find arithmetic means will be.

Choose an answer

1

4

0

8

Which of the following distribution(s) has 3 parameters.

Choose an answer

Binomial distribution

Hypergeometric distribution

Both of the above

None of these

The binomial distribution deal with:

Choose an answer

Discrete variable

Continuous variable

None of these

If x is a continuous random vriable, then the function f (x) is.

Choose an answer

A probability function

A probability denaity function

A density function

Both b and c

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

Choose an answer

Random variable

Binomial random variable

Continuous random variable

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

In binomial experiment successive trials are:

Choose an answer

Dependent

Independent

May be independent or dependent

None of these

If we do not replace the draw cards back into the pack before the next draw, the used probability distribution will be:

Choose an answer

Binomial

Hypergeometric

Both binomial & hypergeometric

None of these

Mean, Median and mode of binomial distribution can be equal if

Choose an answer

P < q < 1/2

P > q < 1/2

P ≠ q

When we draw the sample with replacement (the first sample is replaced before the next draw), the probability distribution to be used is:

Choose an answer

Binomial

Hypergeometric

Both Binomial & hypergeometric

None of these

the discrete probability distributio may be represented by.

Choose an answer

A table

A graph

A mathematical equation

All of these

Probility density function is the probebilyt function of.............. random variable.

Choose an answer

Discrete

Qualitative

Continuous

None

The parameters of hypergeometric distribution are:

Choose an answer

n,k & p

n, k & q

n, p & q

n, k & N

Random number can be generated manully by

Choose an answer

Dawing cards from numbered cards

Roitaing or spinning numbered wheels

Use of random numbers table

All of these

The repeated trials of binomial experiments are

Choose an answer

Dependent

Independent

Fixed

Variable

The number of possible outcomes in Bernoulli trial is

Choose an answer

Three

Four

Two

One

The probability of success changes from trial to trial, is the property of:

Choose an answer

Binomial experiment

Hypergeometric experiment

Both A and B

None of these

More Classes

Other Links

Statistics Ics Part 1 Chapter 8 Online Test MCQs With Answers

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer