Anthony Amato

Products from a certain machine are too large 15% of the time. What is the probability that in a run of 20 parts, 5 are too large?

If the mode of the following data 4,3,2,5,P,4,5,1,7,3,2,1 is 4 then the value of p is?

What is the expected value to gain in following game and how much one is expected to win if one plays #100# games?

A card is drawn from a deck, what is the probability that it will be a diamond?

What are the mean and standard deviation of the probability density function given by #(p(x))/k=ln(x^3+1)# for # x in [0,1]#, in terms of k, with k being a constant such that the cumulative density across the range of x is equal to 1?

Use the empirical rule to determine the approximate probability that a z value is between -2 and 0 on the standard normal curve.

What is the expected value of a constant variable?

A continuous random variable X has the p.d.f. F(x)={Ax(6-x)² if 0<x<6 ,{0 if otherwise Calculate the mean and standard deviation of X.Construct the distribution function F(x) and hence evaluate P(X>1/4).?

A biology quiz consists of 14 multiple-choice questions. Nine must be answered correctly to receive a passing grade. If each question has 4 possible answers,what is the probability that a student who guesses at random will pass?

Given a set # {11, x ,-44, 1} #, for what x would the mean be 4?

What is the goal of a matched pair design?

What is the median of the following numbers?: 13, 15, 26, 11, 26, 16, 12,

How can you use normal distribution to approximate the binomial distribution?

In how many ways can you arrange 5 books in a bookshelf?

90 students will graduate from Lima Shawness High School this year. Out of the 90, 50 are planning to attend college. Two students are selected at to carry the flag at graduation. What is the probability that both of them are planning to attend college?