PSYC 60 Chapter Notes - Chapter 1: Scatter Plot, Continuous Or Discrete Variable, Experiment
Document Summary
1-1b definitions of statistics procedures: statistics: either facts and figures, or a set of mathematical, statistics short for statistical procedures, involves gathering, analyzing, and interpreting information. 1-2 populations and samples: populations: the entire set of the individuals of interest for a particular research question. Can vary in size, but always identified by the researcher. Doesn"t have to consist of people; could be rats or parts in a factory: sample: set of individuals selected from a population, usually intended to represent the population in a research study. Goal: generalize the results from the sample back to the population. 1-2a variables and data: variable: characteristic or condition that changes or has different values for different individuals. Can be environmental conditions (temperature, time, size: data (plural): measurements or observations, data set: collection of measurements or observations, datum (singular): single measurement or observation. Commonly called a score or raw score: can refer to populations or samples of scores.
