WorksheetsExperimental Method
Total questions: 20
Worksheet time: 12mins
Researchers cannot generalize findings unless their samples are random. In order for a sample to be truly random, every member of the entire group has to have an equal chance of being chosen to participate. Which of the following is an example of a random sampling procedure used to pick 100 participants for a research project?
Design a Web site that has an online version of a questionnaire and include the first 100 people who complete the survey.
Put an ad in the newspaper and pick the first 100 people who respond.
Choose participants from the entire population of interest by putting all the names in a bowl, picking names one at a time until you reach 100, and involving as many of those 100 as possible.
Send questionnaires to the entire population of interest and include the first 100 people who return the questionnaire.
A hypothesis is a prediction that is:
Self-evident.
Testable
Founded in Semantics.
Able to be replicated.
If a researcher is studying different approaches to dieting to determine which is the most effective for weight loss, the experimenter's manipulation of dieting is the:
Control condition
Independent variable
Dependent variable
Placebo
If you choose a sample of the population that gives each person an equal chance of participating, this would be:
A biased sample
A random sample
An optimal sample
An atypical sample
In an experiment, researchers manipulate one or more _______________ and then determine whether this manipulation had an effect on the _______________.
independent variables; dependent variable
dependent variables; independent variable
correlations; association
personality characteristics; outcome
In order to control for experimenter bias as well as extraneous variables such as severity of condition, attitudes, age, etc., researchers assign subjects to groups by:
Random assignment
Replication
Naturalistic observation
Operational definitions
Division of the sample into groups so that every individual has an equal chance of being put in the experimental group or the control group.
single blind
double blind
random assignment
random sampling
All of the following are American Psychological Association (APA) ethical guidelines for researchers EXCEPT:
Research may not involve deception
Participiation must be voluntary
Participants must be informed of potential risks
Participants must be offered alternative activities if research participation is a course requirement
Particpants' right to privacy must be protected
I want to research how much stress students taking the AP Calculus face. What is my population & sample?
All HS students & students in 11th grade
All GCA students & all students who have 6 classes
All students taking HS math & students taking AP Calc test
USA & Georgia
In the Baby Albert experiment, John Watson was not forth-coming with Albert's mother about his intentions, nor did he debrief the mother. This shows his experiment was not
Scientific
About conditioning
Ethical
Psychological
I am doing an experiment about whether time of day affects students' focus in class. Some students will take the class in the morning and some in the afternoon. Afterwards I will gather their notes to see whose notes are more detailed. What is the independent variable?
The notes the students take
Students who are in Psychology
The focus demonstrated
Time of day of class
