Answered step by step

Verified Expert Solution

Link Copied!

Question

1 Approved Answer

Posted on Oct 08, 2020

How many possible grade distributions are there in a class of 20 students if the possible grades are A, A- , B+ , B, B-,

How many possible grade distributions are there in a class of 20 students if the possible grades are A, A- , B+ , B, B-, C+, C , D and F . Hint : stars and bars

Step by Step Solution

★★★★★

3.46 Rating (162 Votes )

There are 3 Steps involved in it

Step: 1

A grade distribution report shows grade data for each class you select Reports which list multiple s... blur-text-image

Get Instant Access to Expert-Tailored Solutions

See step-by-step solutions with expert insights and AI powered tools for academic success

Step: 2

Step: 3

Ace Your Homework with AI

Get the answers you need in no time with our AI-driven, step-by-step assistance

Get Started

Recommended Textbook for

Probability and Random Processes With Applications to Signal Processing and Communications

Authors: Scott Miller, Donald Childers

2nd edition

123869811, 978-0121726515, 121726517, 978-0130200716, 978-0123869814

More Books

Students explore these related Mathematics questions

Question

A certain gym teacher has a class of 20 students. He wants to divide them into four teams of five students each in order to have a class basketball tournament. (a) How many different ways can he...

Answered: 3 weeks ago

Question

How many compounding periods are there in a year when an investment compounds interest monthly? Quarterly? Daily?

Answered: 3 weeks ago

Question

How many atoms are there in a simple cubic unit cell of an atomic crystal in which all atoms are at lattice points?

Answered: 3 weeks ago

Question

Read the Poem Little Birds Flying and answer the following questions: What it is notifying? To whom it is notifying? How is the work two dimensional? What does it take to realize the project? ...

Answered: 3 weeks ago

Question

A material containing cracks of initial length 0.010 mm is subjected to alternating tensile stresses of 25 and 125 MPa for 350,000 cycles. The material is then subjected to alternating tensile and...

Answered: 3 weeks ago

Question

Days before the first Apple iPhones went on sale, thousands of buyers lined up outside Apple stores, eager to try the new cell phones large, user-friendly touch screen and multimedia capabilities....

Answered: 3 weeks ago

Question

=+Find and interpret a multiple regression model for the Alaska truck border crossing data from the example on page 675. (The data are in the file Trucks.)

Answered: 3 weeks ago

Question

Green Valley Mills produces carpet at plants in St. Louis and Richmond. The plants ship the carpet to two outlets in Chicago and Atlanta. The cost per ton of shipping carpet from each of the two...

Answered: 3 weeks ago

Question

4 Three-Legged Race\ You are a teacher for two classes, each of n students. You are organizing a three-legged race, where students are paired with students in the opposing class. Each student must be...

Answered: 3 weeks ago

Question

Cardinal Company is considering a five-year project that would require a $2,975,000 investment in equipment with a useful life of five years and no salvage value . The company's discount rate is 14%....

Answered: 3 weeks ago

Question

What is the face value of the five-year bond that should be purchased? Is the convexity condition also satisfied by the purchase of the two bonds in these amounts? (yes or no) A court has ordered...

Answered: 3 weeks ago

Question

High Mountain Orthodontics and Cosmetic Dentistry is filling a new position for a Risk Manager and human resources has asked for your help to write a job description. Use the Risk Manager description...

Answered: 3 weeks ago

Question

2. (5 points) West Virginia has one of the highest divorce rates in the nation with an annual rate of approximately 5 divorces per 1000 couples. The Marital Counseling Center, Inc. (MCC) thinks that...

Answered: 3 weeks ago

Question

SuperCandy produces and sells boxed chocolates. The unit selling price is $50, unit variable costs are $40 and total fixed costs are $800 What are breakeven sales in dollars? OA $800 OB $1,000 C....

Answered: 3 weeks ago

Question

we examined fact-finding on the Internet and how a lot of "facts" are actually not substantiated with evidence and essentially untrue! In this assignment we will examine the fact-checking websites:...

Answered: 3 weeks ago

Question

Trudel Department Store uses a periodic inventory system. The adjusted trial balance of Trudel Department Store at December 31, 2024, follows: TRUDEL DEPARTMENT STORE Adjusted Trial Balance December...

Answered: 3 weeks ago

Question

A variety of online cipher tools demonstrate different cryptographic algorithms. Experiment with the three tools. Which is easy to use? Which is more difficult? Which tool would you justify as more...

Answered: 3 weeks ago

Question

For a nonzero constant a, find the intercepts of the graph of (x 2 + y 2 ) 2 = a 2 (x 2 - y 2 ). Then test for symmetry with respect to the x-axis, the y-axis, and the origin.

Answered: 3 weeks ago

Question

In pulse- amplitude modulation (PAM), a PAM word consists of a sequence of pulses, where each pulse may take on a given number of amplitude levels. Suppose a PAM word is n pulses long and each pulse...

Answered: 3 weeks ago

Question

Use mathematical induction to prove Theorem 2.8. Recall that Theorem 2.8 states that given a set of distinct elements, the number of ways to partition the set into groups where the ith group has...

Answered: 3 weeks ago

Question

Repeat exercise 6.28 Assuming we wish to find an estimate of V given the observation U = u. (a) Find the MAP estimator of U given the observation V = v. (b) Find the ML estimator of U given the...

Answered: 3 weeks ago

Question

The Four Brothers Lumber Company is considering buying a machine that planes lumber to the correct thickness. The machine is advertised to produce 6-inch lumber having a thickness that is normally...

Answered: 3 weeks ago

Question

Assume that after the first 12 hours, the average remaining useful life of a particular battery (before recharging is required) is 9 hours and that the remaining time is exponentially distributed....

Answered: 3 weeks ago

Question

For the data sequence of Problem 5.3 provide a waveform sketch for NRZ mark. Data From Problem 5.3 (a) Given the random binary data sequence 0 1 1 0 0 0 1 0 1 1. Provide waveform sketches for: (i)NRZ...

Answered: 3 weeks ago

Previous Question Next Question