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Confidence Intervals - Proportions - Part 3 Notes - EXAMPLE
Example estimating the proportion voting for a school levy
Notes - Making Inferences Flowchart
Includes Descriptive vs. Inferential, Inference Process Steps, and How to Identify the Steps in Articles/Other Studies
Creating a Box Plot - Outlier Test
Steps for creating a box plot, including testing for outliers and how the graph is affected when outliers are present.
Comparing Box Plots
Identifying shape/skew and comparing 2 box plots. Uses samples of data from rolling a 20 sided and 10 sided dice.
Creating a Box Plot - No Outliers
Creating a box and whisker plot using dice rolls from a 20 sided dice.
Notes - Variation and Shape
Notes on general shape and spread of a set of data - from a graph or description
Product Ratings Example - Mean, Median, Mode
Finding mean, median, and mode from a frequency table. Displays adapted method for median when data is in a frequency table.
Inferences - Violent Video Games Article Example
Discussion of the 4 parts to the inference process applied to the article about the study connecting violent video games to aggression
Linear Correlation - Notes Part 2 - Outliers, Symbols
Linear Correlation Notes - Outliers, Influential Points, Symbols
Confidence Intervals - Proportions - Part 1 Notes
Includes intro to working with proportions and symbols Does NOT include creating the interval (see Part 2)
Notes - Part 1 - Linear Correlation
Introduction to Linear Correlation, r value, r table
Linear Correlation - Examples - #3-5
Linear Correlation - Explanation of the 3 examples in Part 1 Notes - r values, how to predict
Linear Correlation - Example #3 (from Notes)
Discussion of Example from Notes - Problem #3 (NOT significant)
Hypothesis Testing - One Proportion Notes
Hypothesis Testing - One Proportion Notes - How to Calculate Z for Proportions
Hypothesis Testing - Step 3 Notes
Hypothesis Testing Step 3 - Determining critical values (z-crit) - cut-off values between what is likely/unlikely to occur if the null is true
Hypothesis Testing - Step 2 Notes
Step 2 Notes - Test Type - Determining Two-Tail, Right-tail, Left-tail
Confidence Intervals - Proportions - Part 2 Notes - Error Formula-Steps
Recap of Proportions Notes (Part 1 Video) + Error formula and steps for creating confidence intervals with proportions - Example NOT included (Part 3 Video)
