Order custom papers, masters thesis and dissertation in 3 guided steps; human written!
Posted: February 15th, 2022
HOMEWORKMARKET.COM – YOUR HOMEWORK ANSWERSHomeworkMarket
chat0
How it works.Pricing.FAQ.Homework Answers.
Log in / Sign up
exam I need today
profile
Alomari88
Exam2_DL.pdf
Home>Mathematics homework help>Statistics homework help>exam I need today
Exam 2
We handpick every writer with care, ensuring they bring the perfect mix of academic qualifications and writing skills for top-notch results in essays, research papers, and dissertation help. Each one has a university degree, more than a third with Masters certification; they’ve tackled tough tests and training to excel in thesis writing and research paper assignments at any time. They’ll team up with you diligently, keeping things easy and stress-free as they relate to being immediate students. That’s what makes us the best assignment help website for "help me write my essay, research paper, or dissertation" for college coursework. Trust our team—professional research essay writers and editors—to deliver your dissertation or thesis writing within your grading criteria and deadline.
Introduction to Statistics
Distance Learning
• Exercises can be solved in any order.
• Most exercises are made up of a few independent items, thus, if you are not able to solve one of them, do not skip the whole exercise but read and try the next item.
No matter what citation style you need for your research paper or dissertation, our skilled writers have you covered! We provide thesis writing and dissertation help in formats like APA, AMA, MLA, Turabian, Harvard, IEEE, and more. We’re dedicated to customizing your order to the exact guidelines of your chosen style, ensuring it fits your unique academic needs—whether it’s a dissertation, research paper, or essay for a specific course. We’ve got the flexibility to make it work for you!
1. In a study of brand recognition, 831 consumers knew of Campbell’s Soup, and 18 did not (based on data from Total Research Corporation). Use these results to estimate the probability that a randomly selected consumer will recognize Campbell’s Soup. [3 points]
2. A snack cracker company conducted a taste test for the three different types of crackers it makes. It surveyed 250 people in each age group in the table below. Participants chose their favourite type of cracker. Use the results to answer the questions.
You can absolutely reach out to your academic writer using our simple, user-friendly chat feature. It’s there so you can add details, clarify instructions, or tweak adjustments for editing your research paper or dissertation according to your grading rubric—even after you’ve submitted "help me with thesis writing or dissertation help" and they’ve started working on your project.
Age Cracker A Cracker B Cracker C Under 20 152 54 44 20 to 39 107 85 58 40 to 59 78 101 71 60 and over 34 68 148
(a) What is the probability that a participant was over 60 years old and chose Cracker C? [1 point]
(b) What is the probability that a participant did not choose Cracker A? [2 point]
(c) What is the probability that a participant chose Cracker A or was under 20 years old? [3 point]
(d) A randomly selected participant says he is 15 years old. What is the probability that he chose Cracker B? [2 points]
3. A psychology professor gives a surprise quiz consisting of 10 questions. Each questions has 3 choices, one of which is correct. The professor states that passing requires at least 8 correct responses. Assume that an unprepared student adopts the questionable strategy of guessing for each answer.
(a) Find the probability that the first 8 responses are correct (and the last 2 are wrong). [2 points]
(b) Is the probability from part (a) equal to the probability of passing? Why or why not? [2 points]
1
4. A marble is randomly chosen from a can containing 4 red and 3 blue marbles. It is replaced by two marbles from the other colour. Another marble is then randomly chosen from the can.
(a) Determine the probability that the marbles chosen have the same colour! (Hint: using a tree diagram can be useful) [5 points]
(b) Given that the marbles have the same colour what is the probability that they are both blue? [3 points]
5. When a pair of dice is rolled, the random variable M denotes the larger of the two numbers that are shown uppermost, or the value of a single die if a double is thrown.
(a) Ace my homework - Write down and draw the probability distribution of the random variable M . [6 points]
(b) Calculate the expected value and the variance of the distribution. [5 points]
(c) Find P (M ≤ 2). [2 points]
6. An association of coffee producers has estimated that 60% of adult workers drink coffee at least occasionally while on the job. Given this estimate, for a randomly selected group of 12 workers:
(a) What is the probability that no more than 3 of them drink coffee at least occasionally on the job? [4 points]
(b) What is the expected number of workers drink coffee at least occasionally on the job? [1 point]
7. The first aid tent at a music festival can deal with no more than three people requiring treatment in any one hour. The mean number of people requiring treatment is two per hour.
(a) Is this binomial or Poisson distribution? What is the expected number of people requiring treatment in an hour? [2 points]
(b) What is the probability that exactly 1 person will require treatment in an hour? [3 points]
(c) What is the probability that they will not be able to deal with all the people requiring treatment in an hour? [5 points]
2
Applied Sciences
Architecture and Design
Biology
Business & Finance
Chemistry
Computer Science
Geography
Geology
Education
Engineering
English
Environmental science
Spanish
Government
History
Human Resource Management
Information Systems
Law
Literature
Mathematics
Nursing
Physics
Political Science
Psychology
Reading
Science
Social Science
Home
Blog
Archive
Contact
google+twitterfacebook
Copyright © 2019: 2024 - Online Assignment Homework Writing Help Service By Expert Research Writers HomeworkMarket.com
You Want Quality and That’s What We Deliver
We’ve put together our writing team with care, choosing talented writers who shine in their fields. Each one goes through a tough selection process, where we look for folks with deep expertise in specific subjects and a solid history of academic writing. They bring their own mix of know-how and flair to the table, making sure our content hits the mark—packed with info, easy to read, and perfect for college students like you.
We don’t do AI-written essays or copycat work—everything’s original. Competitive pricing is a big deal for us; we keep costs fair while delivering top-notch quality. Our writers are some of the best out there, and we charge rates that stack up well against other services. This means you get stellar content without draining your wallet. Our pricing is straightforward and honest, built to give you real value for your money. That’s why students turn to us for high-quality writing services that won’t break the bank.
Academic integrity is at the heart of what we do. Every paper starts from scratch, with original research and writing tailored just for you. We write 100% authentic—no plagiarism research essays. Our strict quality control process includes scanning every draft with top tools like SafeAssign and Turnitin, so you get a similarity score and proof of originality. We’re obsessive about proper citation and referencing too, crediting every source to keep things legit. It’s all about giving you peace of mind with content that meets the highest standards.
When you decide to place an order with Dissertation Writer, here is what happens: