Psychology 1000 Lecture Notes - Lecture 9: Frequency Distribution, Central Tendency, Histogram

• School: Western University
• Department: Psychology
• Course: Psychology 1000
• Professor: Dr.Mike

Document Summary

Descriptive statics: summarize and describe the characteristics of a set of scores. Frequency distribution: show how many participants received each score. Median: the point that divides the distribution in half when the individual scores are arranged in order from lowest to highest. Mode: the most frequently occurring score in the distribution. Summarizes and describe characteristics of a set (or distribution) of data (or scores) Fd and histograms give a visual representation of how data is distributed. Useful to know how much variability exists among the scores in a distribution. Variance= average of the squared deviation scores about the mean.