FINAL: Statistics

Descriptive Statistics

summarizing data such as mean and standard deviation

Inferential Statistics

uses data from a small group to make predictions about a larger group

Positive Skew

distribution where the tail is on the right side

Negative Skew

distribution where the tail is on the left side

Statistical Significance

typically when p < .05 indicating results are unlikely due to chance

t-test

statistical test that compares the means of two groups

ANOVA

statistical test that compares the means of three or more groups

Chi-Square

statistical test used to determine whether categorical data shows a real relationship or is due to chance

Categorical Data

data that represents groups or characteristics (qualitative)

Continuous Data

data that is numerical and measured on a scal