PSYB01H3 Chapter Notes - Chapter 12: Frequency Distribution, Dependent And Independent Variables, Level Of Measurement
Document Summary
Chapter 12 - understanding research results: description and correlation. Stats are used for describing data and making inferences on sample data. Levels of a variable can be decribed by 4 scales o o o o. Depending on the way the variables are studied there are 3 basic ways of describing the results o o o. Example: studying if which females or males like traveling more o. Lets say out of 50 females and 50 males. Used when you do not have distinct subject groups. Each variable has a range of numerical values o. Need to focus on % because of variable of liking travel or disliking travel is nominal. Example: studying effect of exposure to an aggressive adult on children"s play o. On average how many aggressive acts did the children perform during play in both. Aggression is a ratio scale variable because there is a true zero and equal intervals.
