A. indicate causality
B. are more valid than laboratory studies
C. indicate some relationship between two variables
D. involve manipulation of independent variables
Related Mcqs:
- High correlation with premature birth has been found in cases where the mother’s behavior included _____________?
A. depression
B. exposure to radiation
C. smoking
D. alcoholic beverages - If one finds a positive correlation between degree of coffee drinking and the likelihood of heart attacks. One can conclude that ___________?
A. Coffee drinking causes heart attack
B. Individuals prone to heart attacks are predisposed to drink a lot of coffee
C. An active life style of certain people causes heart attack
D. None of these - Correlation are useful for ____________?
A. explaining attitudes
B. predicting behavior
C. discovering the causes of behavior
D. doing all the above - You believe that short men have a tendency to be insecure. The concept of illusory correlation implies that you will:
A. overestimate how often short men are insecure
B. underestimate are frequency of short men in population
C. overestimate the frequency of short men in the population
D. falsely assume the shortness in men cause insecurity - Which of the following coefficients of correlation indicates the strongest relationship between two sets of variables?
A. -0.98
B. 0.90
C. 0.00
D. 1.20 - A correlation coefficient of 0 means that there is:
A. a strong negative relationship between the two variables
B. a strong positive relationship between the two variables
C. a perfect positive relationship between the two variables
D. no relationship between the two variables - Which of the following coefficients of correlation indicates the weakest relationship between two sets of variables?
A. 0.08
B. -0.29
C. 0.48
D. -1.00 - A correlation coefficient of -1.09 indicates a(n)
A. strong positive correlation
B. strong negative correlation
C. cause/effect relationship
D. error in computation - A correlation coefficient is best characterized as a(n):
A. measure of the extent of the relationship between two variables
B. index of the causal direction between an independent and dependent variable
C. indication of the likelihood that an experimental finding will be replicated by others
D. measure of the likelihood that observed differences may be attributed to chance - Chromosomal mapping studies have found that _____________?
A. Schizophrenia does not appear to have genetic components
B. Schizophrenia does appear to have a genetic component
C. Adoption studies do not reveal anything about schizophrenia
D. There is a single cause of schizophrenia
