[removed]
A. the causal hypothesis can be accepted.
[removed]
B. the causal hypothesis cannot be rejected.
[removed]
C. extraneous variables may have affected the study.
[removed]
D. extraneous variables do not affect the hypothesis.
|
2.5 Points |
If we wish to apply results of a study to a wider population, the type of validity that we would be concerned about would be __________ validity.
|
[removed] A. statistical |
|
|
[removed] B. internal |
|
|
[removed] C. external |
|
|
[removed] D. construct |
|
2.5 Points |
In a double-blind control procedure:
|
[removed] A. the participants and researcher are blind to assignment of participants. |
|
|
[removed] B. the laboratory is not illuminated. |
|
|
[removed] C. the researcher and the research assistant(s) are blind to assignment to the experimental group. |
|
|
[removed] D. no one knows which participants are assigned to the experimental group. |
|
2.5 Points |
Which confounding variable can ONLY occur in within-subjects studies?
|
[removed] A. Regression to the mean |
|
|
[removed] B. Diffusion of treatment |
|
|
[removed] C. Sequence effects |
|
|
[removed] D. Testing |
|
2.5 Points |
In order to generalize across different times, places, or conditions, a researcher must:
|
[removed] A. sample across those times, places, or conditions. |
|
|
[removed] B. use a random sample of participants. |
|
|
[removed] C. use a large enough sample size. |
|
|
[removed] D. use powerful statistics. |
|
2.5 Points |
When research participants give information to prospective participants about the procedures, the research could be affected by the confounding variable of:
|
[removed] A. the bystander effect. |
|
|
[removed] B. diffusion of responsibility. |
|
|
[removed] C. diffusion of treatment. |
|
|
[removed] D. regression to the mean. |
|
2.5 Points |
Since the data on gender differences in mathematical ability tend to support both a nature and a nurture hypothesis, the __________ validity of any one interpretation is in doubt.
|
[removed] A. internal |
|
|
[removed] B. construct |
|
|
[removed] C. statistical |
|
|
[removed] D. external |
|
2.5 Points |
Experimenter effects do NOT result from the experimenter’s knowledge of the:
|
[removed] A. hypothesis being tested. |
|
|
[removed] B. assignment of individual participants to conditions of the experiment. |
|
|
[removed] C. nature of the experiment and control conditions. |
|
|
[removed] D. specific details of the independent variable. |
|
2.5 Points |
After the statement of the problem has been clearly defined and the major variables identified, the next step in developing a research hypothesis is to:
|
[removed] A. test the problem statement on research participants. |
|
|
[removed] B. operationally define the variables. |
|
|
[removed] C. analyze the data. |
|
|
[removed] D. interpret the results. |
|
2.5 Points |
In research on the effects of noise on sleep, a researcher wonders whether disrupted sleep may be due to drinking coffee rather than to living near an airport. What type of hypothesis is this?
|
[removed] A. A confounding variable hypothesis |
|
|
[removed] B. A null hypothesis |
|
|
[removed] C. A research hypothesis |
|
|
[removed] D. A moot hypothesis |
|
2.5 Points |
Doyen & colleagues (2012) found that __________ effects were the reason that participants changed their walking speed.
|
[removed] A. experimenter |
|
|
[removed] B. subject |
|
|
[removed] C. both subject and experimenter |
|
|
[removed] D. neither subject nor experimenter |
|
2.5 Points |
Which of the following is NOT characteristic of a good research hypothesis?
|
[removed] A. It is a declarative statement. |
|
|
[removed] B. It identifies at least two variables. |
|
|
[removed] C. It states a predicted relationship. |
|
|
[removed] D. It is in the form of a question. |
Question 39 of 40
2.5 Points
They have a magnificent team. These people are always kind and willing to listen to your concerns or issues. Better yet, your assignment is always ready before the time, they usually send you a draft to double-check before they finalize your paper.
Delivering a high-quality product at a reasonable price is not enough anymore.
That’s why we have developed 5 beneficial guarantees that will make your experience with our service enjoyable, easy, and safe.
You have to be 100% sure of the quality of your product to give a money-back guarantee. This describes us perfectly. Make sure that this guarantee is totally transparent.
Read moreEach paper is composed from scratch, according to your instructions. It is then checked by our plagiarism-detection software. There is no gap where plagiarism could squeeze in.
Read moreThanks to our free revisions, there is no way for you to be unsatisfied. We will work on your paper until you are completely happy with the result.
Read moreYour email is safe, as we store it according to international data protection rules. Your bank details are secure, as we use only reliable payment systems.
Read moreBy sending us your money, you buy the service we provide. Check out our terms and conditions if you prefer business talks to be laid out in official language.
Read more