Question

Suppose an instructor wants to make an exam consisting of 5 short problems and 3 long...

Suppose an instructor wants to make an exam consisting of 5 short problems and 3 long problems. If she can choose from 10 short problems and 8 long problems, how many different exams can she make?

Homework Answers

Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
Abby wants to create a bouquet of flowers consisting of 7 flowers. I have 10 roses,...
Abby wants to create a bouquet of flowers consisting of 7 flowers. I have 10 roses, 8 tulips, 3 daisies, and 6 lilies to choose from. How many different bouquets can I make? How many different bouquets can I make that consist of 3 roses and 4 lilies? How many different bouquets can I make that consist of exactly 5 roses? How many different bouquets can I make that consist of at least 5 roses? How many different bouquets can...
The club president wants to choose a social committee consisting of a chairman and two assistants....
The club president wants to choose a social committee consisting of a chairman and two assistants. She will select them from 15 club members. How many ways can she do this?
68) Six problems were created with different versions. For problems 1, 3, and 4, the teacher...
68) Six problems were created with different versions. For problems 1, 3, and 4, the teacher created five versions of each. For problems 5 and 6 there are four versions of each, while for problem 2 there is only one version. c) How many different tests can be done if each test will have a version of each problem? d) If, in addition to the different versions for each problem, the teacher decides to place the problems in random order,...
An instructor has given a short quiz consisting of two parts. For a randomly selected student,...
An instructor has given a short quiz consisting of two parts. For a randomly selected student, let X represent the number of points earned on the first part and let Y represent the number of points earned on the second part. Suppose that the joint pmf of X and Y is given in the table below. Y 0 5 10 15 0 0.11 0.07 0.05 0.12 X 5 0.07 0.14 0.09 0.07 10 0.06 0.10 0.04 0.08 (a) Calculate P(X...
Ms. Brown is planning to give her class a multiple-choice exam with kn problems, each with...
Ms. Brown is planning to give her class a multiple-choice exam with kn problems, each with k choices, for some positive integers n and k. She wants to make sure that each of the k choices is the correct answer for exactly n of the problems. How many possible answer keys are there that satisfy this constraint?
An instructor has given a short quiz consisting of two parts. For a randomly selected student,...
An instructor has given a short quiz consisting of two parts. For a randomly selected student, let X = the number of points earned on the first part and Y = the number of points earned on the second part. Suppose that the joint pmf of X and Y is given in the accompanying table. y p(x, y) 0 5 10 15 x 0 0.03 0.06 0.02 0.10 5 0.04 0.14 0.20 0.10 10 0.01 0.15 0.14 0.01 (a) Compute...
An instructor has given a short quiz consisting of two parts. For a randomly selected student,...
An instructor has given a short quiz consisting of two parts. For a randomly selected student, let X = the number of points earned on the first part and Y = the number of points earned on the second part. Suppose that the joint pmf of X and Y is given in the accompanying table. y p(x, y)    0 5 10 15 x 0 0.03 0.06 0.02 0.10 5 0.04 0.15 0.20 0.10 10 0.01 0.15 0.13 0.01 (a)...
An instructor has given a short quiz consisting of two parts. For a randomly selected student,...
An instructor has given a short quiz consisting of two parts. For a randomly selected student, let X = the number of points earned on the first part and Y = the number of points earned on the second part. Suppose that the joint pmf of X and Y is given in the accompanying table. y p(x, y)    0 5 10 15 x 0 0.03 0.06 0.02 0.10 5 0.04 0.17 0.20 0.10 10 0.01 0.15 0.11 0.01 (a)...
An instructor has given a short quiz consisting of two parts. For a randomly selected student,...
An instructor has given a short quiz consisting of two parts. For a randomly selected student, let X = the number of points earned on the first part and Y = the number of points earned on the second part. Suppose that the joint pmf of X and Y is given in the accompanying table. y p(x, y)    0 5 10 15 x 0 0.03 0.06 0.02 0.10 5 0.04 0.16 0.20 0.10 10 0.01 0.15 0.12 0.01 (a)...
Problem 2: I want to create a bouquet of flowers consisting of 7 flowers. I have...
Problem 2: I want to create a bouquet of flowers consisting of 7 flowers. I have 10 roses, 8 tulips, 3 daisies and 6 lilies to choose from. You should set up but do not need to compute the answer. How many different bouquets can I make? How many different bouquets can I make that consist of 3 roses and 4 lilies? How many different bouquets can I make that consist of exactly 5 roses? How many different bouquets can...