In how many ways can 15 laboratory assistants be assigned to work on one, two, or three

Question:

In how many ways can 15 laboratory assistants be assigned to work on one, two, or three different experiments so that each experiment has at least one person spending some time on it?

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For book-img-for-question

Discrete and Combinatorial Mathematics An Applied Introduction

ISBN: 978-0201726343

5th edition

Authors: Ralph P. Grimaldi

See More Books

Question Posted: Jun 21, 2016 08:17 AM

See More Questions

In how many ways can 15 (identical) candy bars be distributed among five children so that the youngest gets only one or two of them?
In how many ways can 5 starting positions on a basketball team be filled with 8 men who can play any of the positions?
In how many ways can 3 oaks, 4 pines, and 2 maples be arranged along a property line if one does not distinguish among trees of the same kind?
i. Find a. b. ii. Use the trapezium rule with 2 intervals to estimate the value of giving your answer correct to 2 decimal places. +6 e2x + 6 e2 dx,
Demand for the popular water toy Sudsy Soaker has far exceeded expectations. In order to increase the availability of different models of the toy, the manufacturer has decided to begin producing its...
Let X be a discrete random variable with a mass function Show that the moment-generating function does not exist for this random variable. x=1,2, ... p(x)={x(x+1) 0, otherwise.
Uniform flow in a sluggish channel having a nearly rectangular cross section that is $498 \mathrm{ft}$ wide and $16.5 \mathrm{ft}$ deep carries a flow of $8,250 \mathrm{ft}^{3} / \mathrm{s}$....
Yelich Wholesale Corp. uses the LIFO cost flow method. In the current year, profit at Yelich is running unusually high. The corporate tax rate is also high this year, but it is scheduled to decline...
The video link below will give an overview: https://www.youtube.com/watch?v=gTEMMiQXXVg NASA has made news in recent years due to its development of the controversial EmDrive, an "impossible" engine...
The 2012 comparative balance sheet and income statement of Rolling Hills, Inc., follow: Additionally, Rolling Hills purchased land of $23,600 by financing it 100% with long-term notes payable during...
a) Determine the number of linear arrangements of m l's and r 0's with no adjacent l's. (State any needed condition(s) for m, r.) b) If U = {1, 2, 3, ..., n}, how many sets A U are such that | A | =...
Give a combinatorial argument to show that for integers n, r with n > r > 2, n+ 2 1 + 2
Nazari Electrical Services has an August 31 fiscal year end. The companys trial balance prior to adjustments follows: Additional information: 1. The equipment has an expected useful life of 12 years....
Are the following statements positive or normative? Why? a. Employers should not be required to offer pensions to their employees. b. Employers offering pension benefits will pay lower wages than...
The federal minimum wage was increased on July 24, 2007, to $5.85 from $5.15. If 16 hours per day are available for work and leisure, draw the daily budget constraint for a worker who was earning the...
Common carriers have a legal duty to protect passengers from criminal attacks. True False
The public utilities commission in a state lifts price controls on the sale of natural gas to manufacturing plants and allows utilities to charge market prices (which are 30 percent higher). What...
Suppose you have information on which of the 13 randomly selected teenage workers in the fast-food industry worked part-time and which worked fulltime. Variable F i is equal to 1 if the worker is...
To prove that lim 0 (sin )/ = 1 when is measured in radians, the plan is to show that the right- and left-hand limits are both 1. (a) To show that the right-hand limit is 1, explain why we can...
Which of the followingcarbocations is the least stable? CH3CH2 . CH3CHCH3 CH3 I . CH3C0 T CH3 IV. V. CH3 CH3CCH2 CH3
Jenna made an investment for 1 year that earned $7.50 simple interest. If the principal had been $25 more and the interest rate 1% less, the interest would have been the same. Find the principal and...
The Burton Seed Company has two square test plots. The sum of their areas is 832 ft2, and the difference of their areas is 320 ft2. Find the length of a side of each plot
The diagonal of the floor of a rectangular office cubicle is 1 ft longer than the length of the cubicle and 3 ft longer than twice the width. Find the dimensions of the cubicle.
Assume that a robot systems constant failure and repair rates are 0.0004 failures per hour and 0.002 repairs per hour, respectively. Calculate the robot system steady-state unavailability and...
March 6, 2018 David Beckham's Latest Pitch: Men's Cosmetics. By Robert Williams Men of the world, David Beckham has a message for you: Moisturize. "It's the biggest thing," he says in a London...
3. On January 1, an investment fund was opened with an initial balance of 5000. Just after the balance grew to 5200 on July 1, an additional 2600 was deposited. The annual effective yield rate for...

In how many ways can 15 laboratory assistants be assigned to work on one, two, or three

Question:

Step by Step Answer:

For the given figure let circles i ii and iii denote the subset of assignments where no one is work...View the full answer

Discrete and Combinatorial Mathematics An Applied Introduction

Students also viewed these Linear Algebra questions