Examtests with Statistical Methods for Psychology by Howell - 8th edition
- What are important concepts of research? - ExamTests 1
- How can data be described and explored? - ExamTests 2
- Why and how is a normal distribution used? - ExamTests 3
- How can you test hypotheses? - ExamTests 4
- What are the basic concepts of probability? - ExamTests 5
- More ExamTests - Chapter 6 to 18 (Exclusive for members with full online access)
What are important concepts of research? - ExamTests 1
MC-questions with chapter 1
Question 1
To estimate the percentage of Spanish inhabitants in the United States, we draw a sample from a small town in Nebraska. What is lacking in this case?
- Internal validity
- Random assignment
- External validity
- Non-random











Add new contribution