PSYB07H3 Lecture Notes - Lecture 2: Shooter Game, Korean Barbecue, Statistical Inference
Document Summary
2 (- 2)2 (0: brackets (left to right, exponents (left to right, division & multiplication (left to right, addition & subtraction (left to right) Population: entire collection of events in which you are interested. Example: the entire class = population, 1 tutorial = sample of my population. Example: let"s say i"m in the car with three of my friends, and we are trying to decide where to go for dinner. Tim, jess, and sijina (dwayne is driving: the population = tim, jess, sijina, dwayne, sample = everyone because they are all making the decision, how representative is the sample of the population. Descriptive statistics describe a data set the population: can be calculated for a population or a sample, calculating statistics or parameters. Parameter = when the descriptive describe the population. Example average age of the population: taking the data at hand and finding a way to describe it. Inferential statistics make conclusions about populations from samples.
