PS101 Lecture Notes - Lecture 7: Statistical Significance
Document Summary
Ps101-lecture 7- the science of psychology, statistics & biological psychology. Steps to use for collection of statistics or data: These statistics are collected by household income, instead of individual income. Statistics could be misguided because researchers are looking for individual income and instead they get the household one. Determining the relation between two variables, relation of two things. More rigorous in terms of control, empirical measurement and statistical analysis still no causation. As one variable goes up, the other does too. Increase in one variable and a decrease in another. If the number is higher, the strong the correlation is. You can have access to two pieces of information but may not be able to manipulate the variables. Probability that relationships between variables observed in the sample are due to experimental studies. Lots of different tests selected on the basis of the characteristics of the study. T-test, analysis of variance, profile analysis, time series analysis.
