A national survey of engineering school graduates indicates, Ask an Expert

Statistics

A national survey of engineering school graduates indicates that only 10% of them have had a course in statistics.

(a) Find the probability that in a random sample of five engineering grad uates exactly two have had a course in statistics.

(b) Find the probability that in a random sample of five engineering grad uates at least two have had a course in statistics.

(c) Suppose one took a random sample of size 100, where 100 is a small sample relative to the total number of engineering graduates. Write down the formula for the probability of exactly 10 of those sampled having had a course in statistics.

(d) Write down the formula for the Poisson approximation to the proba bility in part (c).

(e) Obtain a numerical value for the expression in part (d).

View complete question

Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M91730831

Have any Question?Write your Review or question?

Related Questions in Statistics and Probability

Consider the average home mortgage in new zealand of 283

'"Consider the average home mortgage in New Zealand of $283 000 where the standard deviation of the mortgages is $50 000 and home mortgages are normally distributed. If a home is known to be more than $250 000, what is t ...

There are 3 orange balls and 17 blue balls that are in a

There are 3 orange balls and 17 blue balls that are in a bag. A person reaches into the bag, without looking, and pulls one of the balls out of the bag. What is the probability that the ball is orange?

You work for a large company with tens of thousands of

You work for a large company with tens of thousands of retail outlets throughout the world. The average sales at each retail outlet is $2,400,000 per year, with a standard deviation of $600,000. You want to put in place ...

Assume that 50 percent of the students at the university

Assume that 50 percent of the students at the university have taken 4 years of high school math. Of those with four years of high school math, 80 percent plan to major in science. Of those without 4 years, only 20 percen ...

In a club with 9 male and 10 female members a 4-member

In a club with 9 male and 10 female? members, a 4?-member committee will be randomly chosen. Find the probability that the committee contains at least 3 women.

Te gallup poll once asked a random sample of 100 adults

The Gallup Poll once asked a random sample of 100 adults. " Do you happen to jog?" Suppose 50 of these adults answered 'Yes,I jog" Based on this sample what is the estimated probability that 40% or less of all adults jog ...

The bold and italics portion is as far as ive gotten with

The bold and italics portion is as far as I've gotten with the equation. Help me finish? And am I on the right track? A survey showed that 1200 of the 1600 adult respondents believe in global warming. (a) Construct a 95% ...

On a correlation matrix you will usually see two values per

On a correlation matrix, you will usually see two values per comparison. The top value for a correlation measurement will be the Pearson correlation, right under that you will see a p-value. I understand when you have a ...

Assume that n 8 and p 291 find the probability of at

Assume that n = 8, and p = 2/9 1) Find the probability of at least 2 successes and at least 2 failures. 1-56*(2/9)^3*(6/9)^5-70*(2/9)^4*(6/9)^4-56*(2/9)^5*(6/9)^3 wasn't the answer.

What are the ways that it can help comply with legal

What are the ways that IT can help comply with legal requirements and social responsibilities surrounding the sales of alcohol?

4,153,160 Questions Asked
13,132 Experts
2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Recent Questions

Ask Statistics and Probability Expert