WorksheetsMethods Chapter 2
Total questions: 10
Worksheet time: 10mins
Which of the following, describes a single-blind experiment?
They Help Reduce Placebo Affects
They Help Reduce Bias In Research
Experiment Where The Subject Is Unaware Of Whether They Are Receiving The Real or Fake Treatment
All Of The Above
What does it mean if two variables have a positive correlation?
As one variable increases, so does the other
As one variable increases, the other decreases
The correlation between the two variables is 0
The correlation between the two variables is greater than 1.0
In what type of study does a researcher study an individual subject in depth?
Naturalistic observation
Laboratory observation
Case study
Survey
How can we determine if a test has good validity?
It produces the same result when it is given at different times to the same group of people
It produces the same result no matter which version of the test is used
It measures what it is supposed to measure
All of the questions on it can be answered accurately by the subject
What is the variable called that a researcher manipulates in an experiment?
Dependent variable
Independent variable
Extraneous variable
None of the above
What is the difference between the highest and lowest scores in a data distribution called?
Mode
Standard deviation
Range
Median
The social desirability bias can affect which of the following?
The validity of a test
The reliability of a test
Self-report data
None of the above
Which of the following is a research method that allows a researcher to get information about a large number of subjects relatively inexpensively and easily?
Naturalistic observation
Case study
Laboratory observation
Survey
What is a common way of controlling extraneous variables in an experiment?
Random assignment
Double-blind procedure
Single-blind procedure
Using animal subjects
When doing research involving deception with human subjects, researchers have an obligation to do which of the following?
Tell subjects the truth about the study’s purpose and methods after the study is completed
Prevent mental and physical harm to subjects
Let subjects withdraw from the study at any time if they don’t want to keep participating
All of the Above
