In the case of a negative relationship, as scores on X _____, scores on Y _____.
a. increase; decrease
b. increase; increase
c. decrease; decrease
d. non of the other alternatives is correct
In the case of a positive relationship, as scores on X _____, scores on Y _____.
a. increase; decrease
b. decrease; increase
c. decrease; decrease
d. none of the other alternatives is correct
When there is a _____ relationship, as scores on X increase, scores on Y decrease.
a. positive
b. negative
c. curvilinear
d. zero
When there is a _____ relationship, as scores on X increase, scores on Y also increase.
a. positive
b. negative
c. curvilinear
d. zero
A correlation coefficient of _____ indicates that the variables form a perfect linear relationship.
a. +1.00
b. 1.00
c. 0.00
d. both +1.00 and 1.00
An indication of the strength of the relationship between two variables is the _____.
a. slope
b. sign
c. scatterplot
d. magnitude
The _____ indicates the magnitude of a correlation coefficient.
a. slope
b. sign
c. absolute value
d. none of the alternative is correct
_____ sampling is a sampling technique that involves ensuring that the sample is like the population on certain characteristics but uses convenience sampling to obtain the subjects.
a. Quota
b. Random
c. Stratified random
d. Cluster
_____ sampling is a sampling technique in which each member of the population has an equal likelihood of being selected to be part of the sample.
a. Quota
b. Representative
c. Probability
d. Nonprobability
In order to generate a _____ sample, Pam selected every 10th name off of the registrar's alphabetical list of all students at her university. All of the students at the university represent the _____ and Pam used the _____ sampling technique.
a. random; sample; random
b. representative; population; random
c. representative; sample; cluster
d. representative; population; cluster
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