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# MTH302 - Business Mathematics & Statistics Administration Online Quiz No. 5 Solution and Discussion Spring 2014 of Virtual University (VU) Due Date: July 11, 2014

MTH302 - Business Mathematics & Statistics Administration Online Quiz No. 5 Solution and Discussion Spring 2014 of Virtual University (VU) Due Date: July 11, 2014

Dear Students!

It is to inform you that Quiz #5 will start from July 08, 2014 12:00 AM. You can attempt the quiz at any time before 11:59 PM on July 11, 2014.

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Please all students related this subject Share your online Quizzes here to help each other.thanks

Please share the question and their answers of this quiz if anyone has done.
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plzzz share ur mth302 quizz here

Question # 1 of 10 ( Start time: 09:45:50 PM )  Total Marks: 1

Poisson probabilty density function has ____ parameter(s)

Select correct option:

0

1

2

None of these.

Question # 2 of 10 ( Start time: 09:46:54 PM )  Total Marks: 1

In the excel formulation for Poisson distribution i-e "POISSON(x,mean,cumulative)", ‘x’ is the

Select correct option:

Expected numeric value

Logical value that determines the form of the probability distribution returned

Number of events over a specific time

Discrete non-random variable

Question # 3 of 10 ( Start time: 09:47:59 PM )  Total Marks: 1

An automatic production line breaks down every 2 hours.Special production requires uninterrupted operation for 8 hours.What is the probabilty that this can be achieved.

Select correct option:

0.312

0.021

0.0183

None of these.

Question # 4 of 10 ( Start time: 09:48:27 PM )  Total Marks: 1

The successive binomial trials are assumed to be

Select correct option:

Independent

Dependent

May be independent

None of these

Question # 5 of 10 ( Start time: 09:48:48 PM )  Total Marks: 1

When two dice are rolled together, the outcomes on the faces are independent.

Select correct option:

True

False

Question # 6 of 10 ( Start time: 09:49:04 PM )  Total Marks: 1

The number of false fire alarms in a suburb of London on averages 4 per day. Assuming that a Poisson distribution is appropriate, the probability that 3 false alarms will occur on a given day is given by

Select correct option:

P(X=3 ) = (4^3e^-3)/4!

P(X=3 ) =1- (4^3e^-3)/3!

P(X=3 ) = (4^3e^-4)/3

P(X=3 ) =1- (4^3e^-4)/4!

Question # 7 of 10 ( Start time: 09:49:48 PM )  Total Marks: 1

The Excel command “=BINOMDIST( 7, 4, 0.5, FALSE)” gives an error of #NUM. The reason is that number of successes is 7 which are greater than the trials which are 4.

Select correct option:

True

False

Question # 8 of 10 ( Start time: 09:50:08 PM )  Total Marks: 1

For normal distribution the probability of an event is zero if and only if value of ‘z’

Select correct option:

Greater than 3

Less than 3

Equal to 3

None of these

Question # 9 of 10 ( Start time: 09:50:31 PM )  Total Marks: 1

What is not a characteristic of poisson distribution.

Select correct option:

Either/or situation.

mean number of successes per unit,m,known and fixed.

p,chance unknown and large

None of these.

Question # 10 of 10 ( Start time: 09:50:43 PM )  Total Marks: 1

In the normal distribution curve, peak of the bell-shaped curve gives

Select correct option:

Standard deviation

Variance

Mean

Frequency

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