PSYC 210 Poll Questions with CORRECT Answers (Grade A+)
Question 1:
The research method used to demonstrate that one variable causes changes in a dependent
variable is called the:
A. experimental method
B. quasi-experimental method
C. correlational method
D. investigative method
Answer:
Experimental Method
Question 2:
A researcher summarizes a set of data by describing the score that occurred most often. What type
of statistics did the researcher use to summarize these data?
A. descriptive
B. inferential
C. analytical
D. professional
Answer:
Descriptive
,Question 3:
A researcher conducts an experiment to determine whether moderate doses of St. Johns Wort have
any effect of memory for college students. For this study, what is the independent variable?
A. the amount of St. Johns Wort given to each participant
B. the memory score for each participant
C. the group of college students
D. cannot answer without more information
Answer:
the amount of St. Johns Wort given to each participant
Question 4:
A researcher measures the number of hours spent studying among students living on-campus and
off- campus at a local college. In this study, location (on- campus, off-campus) is the ___ and hours
spent studying is the ___.
A. independent variable; dependent variable
B. dependent variable; independent variable
C. quasi-independent variable; dependent variable
D. dependent variable; quasi-independent variable
Answer:
quasi-independent variable; dependent variable
, Question 5:
A researcher selects a ___ and uses inferential statistics to draw conclusions about the larger ___.
A. sample; statistic
B. parameter; population
C. population; sample
D. sample; population
Answer:
sample; population
Question 6:
A researcher records the number of times a person repeats a compulsive behavior. What type of
data was measured?
A. qualitative
B. quantitative
C. nominal
D. ordinal
Answer:
Quantitative
Question 1:
The research method used to demonstrate that one variable causes changes in a dependent
variable is called the:
A. experimental method
B. quasi-experimental method
C. correlational method
D. investigative method
Answer:
Experimental Method
Question 2:
A researcher summarizes a set of data by describing the score that occurred most often. What type
of statistics did the researcher use to summarize these data?
A. descriptive
B. inferential
C. analytical
D. professional
Answer:
Descriptive
,Question 3:
A researcher conducts an experiment to determine whether moderate doses of St. Johns Wort have
any effect of memory for college students. For this study, what is the independent variable?
A. the amount of St. Johns Wort given to each participant
B. the memory score for each participant
C. the group of college students
D. cannot answer without more information
Answer:
the amount of St. Johns Wort given to each participant
Question 4:
A researcher measures the number of hours spent studying among students living on-campus and
off- campus at a local college. In this study, location (on- campus, off-campus) is the ___ and hours
spent studying is the ___.
A. independent variable; dependent variable
B. dependent variable; independent variable
C. quasi-independent variable; dependent variable
D. dependent variable; quasi-independent variable
Answer:
quasi-independent variable; dependent variable
, Question 5:
A researcher selects a ___ and uses inferential statistics to draw conclusions about the larger ___.
A. sample; statistic
B. parameter; population
C. population; sample
D. sample; population
Answer:
sample; population
Question 6:
A researcher records the number of times a person repeats a compulsive behavior. What type of
data was measured?
A. qualitative
B. quantitative
C. nominal
D. ordinal
Answer:
Quantitative
