Statistics: Test Student GPA va hours of sleep at night

See attached files.

JUST NEED 2,3 AND 4 DONE .

Don't use plagiarized sources. Get Your Custom Essay on
Statistics: Test Student GPA va hours of sleep at night
From $10/Page
Order Essay

Assignment:

1. Chapter 12: 12.3
PLUS, compare to the results obtained by doing each X separately. Discuss.

2. The following data represent the number of hours of sleep that engineering students got
per night and GPA. Is there a relationship between the two? You may use Excel for
this. Comment on the underlying assumptions.

Gender Sleep/night GPA
Male 6 3.667
Female 6.5 3.85
Male 6 3.4
Male 6.5 3
Female 8 2
Male 7.5 1.9
Female 7 2.3
Male 7 3.2
Male 6 2.95
Male 4 2.8
Male 7 3
Male 8 2.461
Female 4 3.45
Male 6 3.86
Female 6 3.4
Male 7 3
Female 7 3.61
Male 5 3.21
Male 6 3.5
Male 4.5 3.21
Male 5 3.527
Male 7 2.5
Male 7 3.5
Male 6.5 3.884
Female 5 3.26
Male 6 3.54
Male 6 3
Male 7.5 3.586
Male 7.5 3.69
Male 5 3.6
Male 7 1.78
Male 5 2.985
Male 7 2.8
Male 6 4
Female 6.5 2.4
Male 6 4
Male 8 4
Male 8 3.67
Female 7 3
Female 5 3.5
Male 4.5 3.56
Male 6 3.6
Male 6 3.08
Male 7 3.6
Male 6 3.65
Male 5 4
Male 6 3.26
Female 7 3.94
Male 7 3.3
Male 5.5 3.7
Male 5 3.2
Male 8 3.5
Male 7 3.01
Male 7 3.86
Female 7 3.73
Male 6 3.93
Male 6 4
Male 7 3.111
Male 7 3.7
Female 8 3.87
Male 4 3.764
Male 4.5 3.5
Male 5 2.8
Male 5 3.9
Female 5 2.66
Female 5 3
Female 5 4
Male 5 2.8
Male 5 3.4
Female 5 4
Male 5 3.77
Male 6 3.1
Female 6 3.4
Male 6 3.8
Male 6 4
Male 6 3
Male 6 3.64
Female 6 4
Male 6 3.9
Male 6 3.7
Male 6 3.6
Female 6 2.5
Male 6 2
Male 6 3.9
Male 6 4
Female 6 3.6
Male 6 2.7
Female 6 2.882
Male 6.5 3.47
Male 7 3.95
Male 7 3.32
Female 7 3.4
Female 7 3.85
Male 7 3.2
Male 7 2.4
Male 7 3
Male 7 3.48
Male 7 2.9
Male 7 3.3
Female 7 4
Male 7 3.45
Female 7 3.3
Male 7 3.41
Male 7 3.6
Female 7 2.64
Female 7 3.8
Female 7 3.53
Male 7 3.8
Male 7 3.75
Female 7.5 3.7
Female 8 4
Male 8 2.87
Female 8 3.55
Male 8 3.24
Female 8 3.939
Male 8 3.47
Male 8 3.8
Male 8 4
Male 8 3.27
Male 8 3.7

3. Using the same data as in the previous problem, is there a difference in the number of
hours of sleep gotten by men and women? Don’t forget data plots.

4. Using the same data, is there a difference in the GPAs of male and female students,
based on these data? Don’t forget data plots.

5. The number of defects on printed circuit boards is counted, giving these data. Do they
follow a Poisson distribution?

# Defects Frequency
0 32
1 15
2 9
3 4. Solution Preview
THE HIGH P VALUES AND LOW R SQUARED VALUES SHOW THERE IS NOT A RELATIONSHIP BETWEEN SLEEP AND GPA.

The regression equation is
C2 = 6.68 – 0.076 C3

Predictor Coef SE Coef T P
Constant 6.6820 0.6438 10.38 0.000
C3 -0.0765 0.1885 -0.41 0.686

S = 1.04483 R-Sq = 0.1% R-Sq(adj) = 0.0%

Analysis of Variance

Source DF SS MS F P
Regression 1 0.180 0.180 0.16 0.686
Residual Error 116 126.634 1.092
Total 117 126.814

Unusual Observations

Obs …

Solution Summary
The expert tests a student GPA versus the hours of sleep at night.To continue with the answer check on mycoursewriter.com/

MyCourseWriter
Order NOW For A 35% Discount!
Pages (550 words)
Approximate price: -

Why Choose Us

Quality Homework Writing

Do you need to ace your test? We have qualified writers to assist you in writing 100% quality homework writing. Mycoursewriter offers students unique and personalized custom papers that help them in getting good grades. Our academic experts will assist you with your dissertation papers, thesis writing, research papers, term papers, and case study homework help. Our writers are experienced and have perfected the art of crafting the best essay writing papers regardless of your academic level. Order now and get our superb homework writing services.

Expert Academic Writers

A student needs professional assistance outside class time. Before hiring our writers, they undergo thorough tests and strict educational backgrounds. After passing a test, our writers undergo training to ensure they deliver expert professional papers to our customers. We ensure they meet the timely delivery of papers and follow our customers' provided instructions. Every writer is an ENL writer and is from the USA, Canada, UK, or Australia. Our experts approach papers effectively depending on their area of specialization.

Affordable Price Guarantees

Is the deal too good to be true? Mycoursewriter is the most affordable assignment help website on the market. We consider students' daily needs for academic help. Our paper costs are reasonably priced to approximately 90% of students around the globe. Our main aim is to ensure students achieve academic excellence, and we believe inconsiderable prices should not hinder students from getting quality homework writing help. In case of any dissatisfaction, we offer unlimited revisions and rewrites without extra charges.

Timely delivery of papers

Tight deadline? Is your paper due in the next few hours? Worry no more. Our writers are here for your rescue. Many college students find it hard to balance their social and academic life and get caught up with academic deadlines. Drafting your paper at the last minute does not allow you to conduct extensive research and craft the correct answers. We have expert writers ready to work on your assignment writing. Urgent writing services are the ultimate solutions you need. We guarantee you timely delivery of papers at your convenience and specified time delivery of the customer.

100% Original Tasks

The ultimate deal-breaker in achieving good grades is submitting imitative papers. Plagiarism is a breach of examination standards and has serious consequences. Students need to deliver papers written in their understanding by paraphrasing their research findings and relevant citations. Our expert's primary consideration is providing free plagiarized papers that meet the lecturers' requirements. Our editors will proofread your paper before delivery ad ensure your papers will not be substandard. We guarantee extreme originality, and in case of any customer concerns, we offer a plagiarism report.

All Round the clock Customer Support

Our website is user-friendly and super useful! Mycoursewriter is the most trusted online writing website always available to provide you with assignment writing services that you need. Our primary concern is meeting customer need specifications by our friendly customer support team that Is available all the time. Our website usability is self-learnable but in case of any problem, feel free to contact us directly through our website email: support@mycourserwiter.com. We have diligently satisfied thousands of students, and you can witness this on our sites' review page.

Try it now!

Calculate the price of your order

We'll send you the first draft for approval by at
Total price:
$0.00

How it works?

Follow these simple steps to get your paper done

Place your order

Fill in the order form and provide all details of your assignment.

Proceed with the payment

Choose the payment system that suits you most.

Receive the final file

Once your paper is ready, we will email it to you.

Advantages of Using Our Assignment writing Services

Mycoursewriter welcomes you for superb essay writing services. We are a legit site offering help with your most challenging homework writing assignments at affordable prices. Your essay paper will be assigned to a professional writer who will craft the paper from scratch according to your provided instructions.

Essays

Essay Writing and Proofreading Services

Essay writing is a common assignment writing for most college students. It takes a lot of time to craft a complete perfect essay. Mycourserwiter offers the best essay writing and proofreading services for most college students. Your paper is assigned to an expert writer who does thorough research on fresh ideas and personalizes your essay paper according to your assignment writing guidelines. Our essays are entirely exceptional and undergo a strict procedure that includes papers free from plagiarism and thorough proofreading.

Admissions

Admission and Business Papers

Writing an admission paper is not every student's desire, and this should not hinder any student from earning an admission. Writing a perfect personal statement to earn a position in a dream school or job can be stressful. Personal statements should display a high level of confidence and uniqueness. Admission essays require you to have a vast knowledge of the current happenings in the world and knowhow of the business world. We have qualified writers with skills who will write your admission paper through comprehensive research. All you have to do is provide us with little details about yourself, instructions and our writers will craft a perfect paper for you.

Editing

Editing and Proofreading

Mycoursewriter offers you assignment writing services free from grammatical and formatting mistakes. An error-free paper is significant in scoring the desired maximum grades. We have a team of editors who will go through your paper after our expert writers have delivered their fully crafted papers. Our writers will cover all the aspects of your paper instructions, such as fonts, spacing, and educational formats. Our team of editors will check through your paper to make sure it meets the formatting style provided in the paper instructions. Under no circumstances will a poorly formatted paper will be forwarded to you as our team of editors will ensure careful proofreading.

Coursework

Technical Papers

Assignment writing is part of a learning process, and one may not have the knowledge to answer all questions correctly. This should not be a stress to you as we have qualified essay writing experts to help you. Our qualified writers are holders of PhDs, Degrees, and Masters in different areas of study and can handle any papers regardless of the complexity. Multiple assignments may be challenging to finish on time. Our skilled professional writers are here to assist you in crafting all the correct answers for your assignment. Stop stressing about your homework writing and place an order with us, and our expert writers will provide you with the best assignment help.