Suppose the distirbution of speeds at an interstate highway location

Suppose the distirbution of speeds at an interstate highway location is bell-shaped with a mean of 73mph and a standard deviation of 4mph. About 95% of vehicles at this location travel between ____ and ____ mph? 

A) 65 and 81 mph 

B) 69 and 77 mph 

C) 61 and 85 mph 

Which of the the following techniques is best used for QUANTITATIVE data? 

A) Histogram 

B) Pie Chart 

C) Two-way Table 

D) Bar Chart 

 

 

4. Find the mean for the following set of values: 12, 14, 19, 13, 17. 

A) 14.5 

B) 14 

C) 18.75 

D) 15 

5. Which of the following is a matched pairs design? 

A) Measure levels of depression for a random sample of internet users and for a random sample of non-users. 

B) Measure level of depression for a random sample on non-internet users: provide them with internet use for a year and then measure their level of depression. 

 

Which one of the following variables is discrete? 

A) The number of automobiles produced by Ford 

B) The daily high temperature in Chicago 

C) The age of the students in our class 

D) The weight of the students in our class 

E) The manufacturer of an automobile 

A study found that students who procrastinate are more likely to get colds. A sample of 300 college students was asked how often they procrastinate and if they’ve had a cold in the last two months. Below is a two-way table of counts (rows = whether or not procrastinates).

 

 

 

State the appropriate null hypotheses for this study. 

A) There is no relationship in the population between Procrastination and Having a Cold. 

B) There is no relationship in the sample between Procrastination and Having a Cold. 

C) There is relationship in the population between Procrastination and Having a Cold. 

D) There is relationship in the sample between Procrastination and Having a Cold. 

 

 

A research project was conducted to study whether gender plays a role in the acceptance of a student into vocational education programs. A random sample of 200 applicants for vocational education was selected from a school district. The data were then summarized into table shown below.

 

The appropriate alternative hypotheses for this study is that gender and acceptance are associated. 

A) True

B) False

University Writings
Calculate your paper price
Pages (550 words)
Approximate price: -

Why Work with Us

Top Quality and Well-Researched Papers

We always make sure that writers follow all your instructions precisely. You can choose your academic level: high school, college/university or professional, and we will assign a writer who has a respective degree.

Professional and Experienced Academic Writers

We have a team of professional writers with experience in academic and business writing. Many are native speakers and able to perform any task for which you need help.

Free Unlimited Revisions

If you think we missed something, send your order for a free revision. You have 10 days to submit the order for review after you have received the final document. You can do this yourself after logging into your personal account or by contacting our support.

Prompt Delivery and 100% Money-Back-Guarantee

All papers are always delivered on time. In case we need more time to master your paper, we may contact you regarding the deadline extension. In case you cannot provide us with more time, a 100% refund is guaranteed.

Original & Confidential

We use several writing tools checks to ensure that all documents you receive are free from plagiarism. Our editors carefully review all quotations in the text. We also promise maximum confidentiality in all of our services.

24/7 Customer Support

Our support agents are available 24 hours a day 7 days a week and committed to providing you with the best customer experience. Get in touch whenever you need any assistance.

Try it now!

Calculate the price of your order

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.

Our Services

No need to work on your paper at night. Sleep tight, we will cover your back. We offer all kinds of writing services.

Essays

Essay Writing Service

No matter what kind of academic paper you need and how urgent you need it, you are welcome to choose your academic level and the type of your paper at an affordable price. We take care of all your paper needs and give a 24/7 customer care support system.

Admissions

Admission Essays & Business Writing Help

An admission essay is an essay or other written statement by a candidate, often a potential student enrolling in a college, university, or graduate school. You can be rest assurred that through our service we will write the best admission essay for you.

Reviews

Editing Support

Our academic writers and editors make the necessary changes to your paper so that it is polished. We also format your document by correctly quoting the sources and creating reference lists in the formats APA, Harvard, MLA, Chicago / Turabian.

Reviews

Revision Support

If you think your paper could be improved, you can request a review. In this case, your paper will be checked by the writer or assigned to an editor. You can use this option as many times as you see fit. This is free because we want you to be completely satisfied with the service offered.