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WorksheetsConducting EXP
Total questions: 10
Worksheet time: 6mins
The primary concern of the Institutional Review Board (IRB) is to
improve the internal validity of the research design.
insure the ethical treatment of nonhuman animals in research.
protect the welfare of human participants.
insure that research proposals contain no risk to the participants.
The most common criticism regarding the use of college student participant pools is that
students are coerced into participating in research.
it may compromise internal validity.
it may compromise external validity.
it may introduce a confounding variable.
One problem, noted in your text, with recruiting research participants through the Internet is that
the participants may not be representative of non-Internet users.
it is difficult to find diverse samples.
contacting potential participants is difficult.
. most researchers are not “net savvy.”
As sample size increases
research becomes less valid.
average scores on the dependent variable increase
scores on the independent variable decrease
the ability to detect statistically significant differences among groups.
Power of a statistical test refers to
the probability of rejecting a true null hypothesis.
the probability of not rejecting a true null hypothesis.
the probability of rejecting a false null hypothesis.
the probability of not rejecting a false null hypothesis.
Effect size is the
magnitude of alpha and power combined.
magnitude of the relationship between the independent variable and the dependent variable.
magnitude of the manipulation of the independent variable.
scale on the vertical axis required to plot all of the data.
. Instructions serve many purposes in the data collection process. Which of the following is NOT among them?
define the participants' task for them
motivate participants to perform well
direct participants' attention to relevant stimuli
explain to participants the true nature of the study
Which of the following is not one of the functions of debriefing your participants?
deception
ethical
educational
. methodological
Frequently, experimenters try out new procedures and/or apparatuses by running the experiment using just a few participants. This experiment is called a
mini-study.
test run.
pre-test
pilot study.
一個螢幕的更新速率是80Hz,請問完整呈現一個畫面，需時：
80 ms
25 ms
12.5 ms
10 ms
