Ap Stats Interpretation Guide

Variability from the mean in a dataset

Percentage of values below or equal to a specific value

Value in standard deviations from the mean

Address shape, center, variability, and outliers in context

Difference between actual and predicted values

Predicted value when x-context is zero

Rate of change in predicted y-context per unit change in x-context

Typical distance of actual values from predicted values

Percentage of variation explained by a regression line

Address strength, direction, form, and unusual features in context

Proportion of times an event occurs after many trials

Probability of an event given another event has occurred

Average value expected from a random process

Average number of successes in a fixed number of trials

Variability of successes in a fixed number of trials

Variability of sample proportions from true proportions

Variability of sample means from true means

Range where true parameter is likely to lie with a certain confidence level

Percentage of confidence intervals that capture the true parameter

Probability of observing a result as extreme as the sample, given a hypothesis

Decision based on comparing p-value with significance level

Incorrectly rejecting a true null hypothesis

Failing to reject a false null hypothesis

Probability of correctly rejecting a false null hypothesis

Variability of sample slope from population slope

Interest in proportions in a two-way table

Confidence in capturing the true slope of a regression line