For statistical purposes, it usually is not important to differentiate between which two scales of measurement?
Question 1 options:
A. Nominal and ordinal
B. Ordinal and interval
C. Interval and ratio
D. Nominal and interval
A recent study reports that students who just finished playing a prosocial video game were more likely to help others than students who had played a neutral or antisocial game. For this study, what is the independent variable?
Question 2 options:
A. The students who were given the prosocial game
B. The students who were given the neutral or antisocial game
C. The kind of game given to the students
D. The helping behavior of the students
After measuring two individuals, a researcher can say that Tom’s score is 4 points higher than Bill’s. The measurements must come from a(n) _______ scale.
Question 3 options:
D. interval or ratio
The goal for an experiment is to demonstrate that changes in one variable are responsible for causing changes in a second variable.
Question 4 options:True or False
Using the election results from a sample of n = 100 voters to predict the results for the entire state is an example of inferential statistics.
Question 5 options:True or False
What additional information is obtained by measuring two individuals on an ordinal scale compared to a nominal scale?
Question 6 options:
A. Whether the measurements are the same or different
B. The direction of the difference
C. The size of the difference
D. None of the other options is correct
The average verbal SAT score for the entire class of entering freshmen is 530. However, if you select a sample of 20 freshmen and compute their average verbal SAT score you probably will not get exactly 530. What statistical concept is used to explain the natural difference that exists between a sample mean and the corresponding population mean?
Question 7 options:
A. Statistical error
B. Inferential error
C. Sampling error
D. Parametric error
A characteristic, usually a numerical value, which describes a sample is called a _______.
Question 8 options:
For statistical purposes, there usually is not much reason to differentiate between interval and ratio scales.
Question 9 options:True or False
A data set is described as consisting of n = 15 scores. Based on the notation being used, the data set is a sample.
Question 10 options:True or False
For an experiment comparing two methods of teaching social skills training to autistic children, the independent variable is _______ and the dependent variable is _______.
Question 11 options:
A. teaching methods; the autistic children
B. the autistic children; the social skills that are learned
C. the social skills that are learned; the autistic children
D. teaching methods; the social skills that are learned
A recent study found a correlation between gum disease and heart disease. This result indicates that gum disease causes people to develop heart disease.
Question 12 options:True or False
Although a research study is typically conducted with a relatively small group of participants known as a _________, most researchers hope to generalize their results to a much larger group known as a _________.
Question 13 options:
A. sample; population
B. statistic; sample
C. population; sample
D. parameter; population
A correlational study is used to examine the relationship between two variables but cannot determine whether it is a cause-and-effect relationship.
Question 14 options:True or False
A researcher conducts an experiment to determine whether moderate doses of St. Johns Wort have any effect of memory for college students. For this study, what is the independent variable?
Question 15 options:
A. The amount of St. Johns Wort given to each participant
B. The memory score for each participant
C. The group of college students
D. Cannot answer without more information
A high school gym teacher records how much time each student requires to complete a one-mile run. This is an example of measuring a continuous variable.
Question 16 options:True or False
Students in an introductory art class are classified as art majors and non-art majors. What scale of measurement is being used to classify the students?
Question 17 options:
A researcher uses an anonymous survey to investigate the television-viewing habits of American adolescents. Based on the set of 356 surveys that were completed and returned, the researcher finds that these students spend an average of 3.1 hours each day watching television. For this study, the set of 356 students who returned surveys is an example of a _______.
Question 18 options:
In an experimental study,
Question 19 options:
A. 1 variable is measured and 2 groups are compared.
B. 2 variables are measured and 2 groups are compared.
C. 1 variable is measured and there is only 1 group of participants.
D. 2 variables are measured and there is only 1 group of participants.
A researcher uses an anonymous survey to investigate the television-viewing habits of American adolescents. The entire group of American adolescents is an example of a _________.
Question 20 options:
Organizing a set of scores in a table is an example of using _______.
Question 21 options:
C. descriptive statistics
D. inferential statistics
A researcher uses an anonymous survey to investigate the television-viewing habits of American adolescents. The goal of the research is to determine the average number of hours each day that American adolescents spend watching television. The researcher is trying to determine a number that is an example of a _____.
Question 22 options:
What scale of measurement is being used when a teacher measures the number of correct answers on a quiz for each student?
Question 23 options:
A researcher is interested in the average income for registered voters in the United States. The entire group of registered voters is an example of a population.
Question 24 options:True or False
Which of the following is an example of a continuous variable?
Question 25 options:
A. The gender of each student in a psychology class
B. The number of males in each class offered by the college
C. The amount of time to solve a problem
D. The number of children in a family
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!
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.
No need to work on your paper at night. Sleep tight, we will cover your back. We offer all kinds of writing services.
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.
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.
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.
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.