Practice 1

Introduction to Statistics.

Practice 2

Frequency Distributions.

Practice 3

Central Tendency.

Practice 4

Variability.

Practice 5

z-Scores: Location of Scores and Standardized Distributions.

Practice 6

Probability.

Practice 7

Probability and Samples: The Distribution of Sample Means.

Practice 8

Introduction to Hypothesis Testing.

Practice 9

Introduction to the t Statistic

Practice 10

The t Test for Two Independent Samples

Practice 11

The t Test for Two Related Samples

Practice 12

Introduction to Analysis of Variance

Practice 13

Repeated-Measures and Two-Factor Analysis of Variance

Practice 14

Correlation and Regression.

Practice 15

The Chi-Square Statistic: Tests for Goodness of Fit and Independence