Statistics
Week 4 11/23/07. Five General Item-Writing Commandments ·1. Thou shall not provide opaque directions to students regarding how to respond to your assessment.
Making statistic claims Corpus Linguistics Richard Xiao [email protected].
Finding Interquartile Range from Stem-Leaf Plot 1
1 Research Methods Winter 2008 Winter 2008 Chapter 9 – Measures of Central Tendency and Dispersion Instructor: Dr. Harry Webster.
Central Tendency
Central Tendency and Variability The two most essential features of a distribution.
Central Tendency and Variability Chapter 4. Central Tendency >Mean: arithmetic average Add up all scores, divide by number of scores >Median: middle score.
Central Tendency Mean, Median, Mode, Range, Outlier.