PSYC 203 • Midterm • Statistical Methods in Psychological Science I

Introduction

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Introduction_2

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Introduction_4

Introduction_5

Describing Data using Distributions and Graphs

Describing Data using Distributions and Graphs_1

Describing Data using Distributions and Graphs_2

Describing Data using Distributions and Graphs_3

Describing Data using Distributions and Graphs_4

Measures of Central Tendency and Spread

z-scores and the Standard Normal Distribution

Probability

Sampling Distributions

Logic and Purpose of Hypothesis Testing

The Probability Value

The Null and the Alternative Hypothesis

Critical Values, p-values and Significance Level

Steps of the Hypothesis Testing

Effect Size

Errors in Hypothesis Testing

Misconceptions in Hypothesis Testing

Hypothesis Testing_1

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Hypothesis Testing_3

Hypothesis Testing_4

Hypothesis Testing_5

Hypothesis Testing_6

Hypothesis Testing_7

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The t-statistic

Hypothesis Testing with t

Confidence Intervals

Hypothesis Testing with Confidence Intervals

Introduction to t-Tests_1

Introduction to t-Tests_2

Introduction to t-Tests_3

Introduction to t-Tests_4

Introduction to t-Tests_5

Introduction to t-Tests_6

Introduction to t-Tests_7

Introduction to t-Tests_8

Introduction to t-Tests_9

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Change and Differences

Hypothesis of Change and Differences

Repeated Measures_1

Repeated Measures_2

Repeated Measures_3

Repeated Measures_4

Repeated Measures_5

Repeated Measures_6

Repeated Measures_7

Repeated Measures_8

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Difference of Means

Independent Samples Example

Confidence Intervals

Independent Samples_1

Independent Samples_2

Independent Samples_3

Independent Samples_4

Independent Samples_5

Independent Samples_6

Independent Samples_7

Independent Samples_8

Independent Samples_9

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Introduction to Correlations, Variance & Covariance

Visualizing Relations

Three Characteristics of Correlation

Pearson's r (Correlation Coefficient)

Effect Size

Correlation vs. Causation

Range Restriction & Outliers

Correlation Matrix

Correlations_1

Correlations_2

Correlations_3

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Correlations_6

Correlations_7

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Observing and Interpreting Variability

Sources of Variance

Hypothesis Testing in Anova

ANOVA_1

ANOVA_2

ANOVA_3

ANOVA_4

ANOVA_5

ANOVA_6

ANOVA_7

ANOVA_8

ANOVA_9

ANOVA_10

Line of Best Fit

Prediction

Predicting Scores and Explaining Variance

Hypothesis Testing in Regression

Effect Size & Accuracy in Prediction

Linear Regression_1

Linear Regression_2

Linear Regression_3

Linear Regression_4

Linear Regression_5

Linear Regression_6

Linear Regression_7

Linear Regression_8

Linear Regression_9

Linear Regression_10

Introduction to SPSS

Getting to Know SPSS

Compute Variable in SPSS

Descriptive Statistics and Tests of Normality

One Sample t-Test

Reporting One Sample t-Test

An Example of One Sample t-Test

Reporting One Sample t-Test Example

Independent Samples t-Test

An Example of Independent Samples t-Test

Paired Samples t-Test

Correlations

ANOVA (Analysis of Variance)

Linear Regression