Overview
Statistics plays a crucial role in psychology by providing tools to analyze and interpret data related to human behavior and mental processes. By understanding statistics, psychologists can make informed decisions, conduct research effectively, and apply findings to real-world situations. This knowl...
Key Terms
Example: The mean score of a test is calculated by adding all scores and dividing by the number of scores.
Example: In the set {1, 3, 3, 6, 7, 8, 9}, the median is 6.
Example: In the set {1, 2, 2, 3, 4}, the mode is 2.
Example: A low standard deviation means that the values tend to be close to the mean.
Example: The hypothesis states that increased study time will improve test scores.
Example: A p-value of 0.05 indicates a 5% chance that the results are due to random chance.