Which of the following coefficients of correlation indicates the weakest relationship between two sets of variables?

Related Mcqs:

1. 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

2. 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

3. The perception of a relationship between two variables that does not actually exist is called ___________?

   A. the hindsight bias
   B. the false consensus effect
   C. an illusion of control
   D. illusory correlation

4. ______is speculative statement about the relationship between two or more factors known as variables

   A. An operational definition
   B. A theory
   C. An hypothesis
   D. A correlation

5. You have just conducted a research study, if the responses of the participants significantly differ from what would be expected if there was no relationship among the variables in your study, then it would be appropriate for your to:

   A. Use a different method to replicated use results
   B. Obtain a larger sample to replicate results
   C. Perform manipulation checks
   D. Reject the null hypothesis
   E. All of the above

6. The smallest, weakest stimulus that an organism can detect is known as the_______threshold.

   A. Difference
   B. Theoretical
   C. Obtained
   D. Absolute

7. 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

8. The most frequently used method in psychology to explore cause and effect relationships between variables is:

   A. Correlation method
   B. Experimental method
   C. Naturalistic observation method
   D. Participant observer method

9. A researcher wants to test the hypothesis that the number of bystanders affects the probability of helping behavior. She sets up three conditions, one with no bystanders, one with two bystanders and one with four bystanders. Which of the following is true?

   A. there is one independent variable having three levels
   B. there are three independent variables having one level each
   C. there is one independent variable and three dependent variables
   D. there is one independent variable having four levels

10. What can occur if a person believes that a connection exists between an act and its consequences when there is no relationship between the two?

    A. classical conditioning
    B. shaping
    C. superstitious behavior
    D. none of these