What is the Bonferroni adjustment? What would the Bonferoni adjustment be for a study with four groups for which a researcher decided to use t tests?
What will be an ideal response?
The two types of sampling used in research are random sampling and probabilistic sampling.
a. True
b. False
Indicate whether the statement is true or false
One advantage of supporting basic research in science is that
a. it often leads to immediate applications that are beneficial to society.
b. itguarantees that processes uncovered in the laboratory are the same as those in the real world.
c. it is easier to do than applied research.
d. research done in controlled, laboratory settings can demonstrate phenomena that would be difficult to observe outside the laboratory.
Explain when it would be appropriate to use a t test versus a one-way analysis of variance.
What will be an ideal response?
An extraneous variable can become a confounding variable if it changes systematically along with the other variables being examined in a research study.
a. True
b. False
Indicate whether the statement is true or false
One of the goals of sampling is to ensure that the results generated from studying the sample can be generalized to the greater population.
a. True
b. False
Indicate whether the statement is true or false
A student wants to know whether people who believe in an afterlife cope better with stressful life events than those who do not. Which of the following methods of answering this question does NOT rely on empirical data about this relationship?
a. asking a member of the clergy whether people who believe in an afterlife cope better with stressful life events.
b. interviewing several people about their beliefs about an afterlife and their reactions to stressful events in their lives.
c. administering a questionnaire to several people that measures their coping skills and their beliefs about an afterlife.
d. comparing the reactions to a stressful situation of people who do and do not believe in an afterlife.
Which of the following is not an assumption of the one-way repeated measures ANOVA?
a. The data are interval-ratio in scale.
b. The underlying distribution is normally distributed.
c. The variances among the populations being compared are homogeneous.
d. The groups are independent.
An extraneous variable is any variable that is inadvertently part of a research study but not directly investigated.
a. True
b. False
Indicate whether the statement is true or false
Discuss the role of confirmability in assessing qualitative research.
What will be an ideal response?
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