understanding psychological research pt 5

Question 1

dependent variable

Answer 1

variable that the researcher measures to see how much effect the independent variable had

Question 2

participants

Answer 2

subjects of psychological research

Question 3

random sample

Answer 3

subset of a larger population in which every member of the population has an equal chance of being selected

Question 4

random assignment

Answer 4

method of experimental group assignment in which all participants have an equal chance of being assigned to either group

Question 5

statistical analysis

Answer 5

determines how likely any difference between experimental groups is due to chance

Question 6

peer-reviewed journal articles

Answer 6

article read by several other scientists (usually anonymously) with expertise in the subject matter, who provide feedback regarding the quality of the manuscript before it is accepted for publication

Question 7

replicate

Answer 7

repeating an experiment using different samples to determine the research’s reliability

Question 8

reliability

Answer 8

consistency and reproducibility of a given result

Question 9

validity

Answer 9

accuracy of a given result in measuring what it is designed to measure