Question 1
0.5 / 0.5 pts
A graduate student at Large State University has begun data collection for a thesis project in which he is asking students about their use of social networking websites. His primary interest is in determining how often students use these sites, in what ways and if there are differences across majors. What type of research design is this student using?
correlational
Correct!
descriptive
experimental
physiological
Question 2
0.5 / 0.5 pts
An investigator is testing a new assessment of anxiety, and to examine the efficacy of this new measure he gives the assessment twice to a group of participants at the beginning of the fall and spring semesters. He is testing for _____ reliability.
concurrent
inter-item
inter-rater
Correct!
test-retest
Question 3
0.5 / 0.5 pts
The _____ is the statistic representing the probability that our results are due to random chance.
alpha level
Correct!
p-value
Tukey’s Honestly Significant Difference
Student’s t-test
Question 4
0.5 / 0.5 pts
IQ score is an example of a(n) _____ scale variable.
nominal
ordinal
Correct!
interval
ratio
Question 5
0.5 / 0.5 pts
Brand of smartphone is a(n) _____ scale variable.
Correct!
nominal
ordinal
interval
ratio
Question 6
0.5 / 0.5 pts
Jane is finalizing the design of her thesis project on the effects of exercise on depression in older adults. She has decided to use the score on the 10 item depression scale to specify whether her participants are depressed and the score from a 30 item fitness scale to assess fitness levels. Which stage of the research process has she just completed?
explanation
literature review
measurement
Correct!
operationalization
Question 7
0.5 / 0.5 pts
A political party variable would be measured on a(n) _____ scale.
Correct!
nominal
ordinal
interval
ratio
Question 8
0.5 / 0.5 pts
Dr. Jones is trying to determine how taking an exam causes an increase in subsequent memory for material covered on the exam. What research design should she use?
correlational
descriptive
Correct!
experimental
physiological
Question 9
0.5 / 0.5 pts
Letter grades would be on a(n) _____ scale.
nominal
Correct!
ordinal
interval
ratio
Question 10
0.5 / 0.5 pts
Grip strength is a common physical fitness assessment tool which is highly reliable, however research has demonstrated that it has little relationship with actual fitness levels. Which of the following best describes the use of grip strength as a measure of physical fitness?
It has high criterion validity.
It has a low Cronbach’s alpha.
Correct!
It has low construct validity.
It has low face validity.
Quiz Score: 5 out of 5