Mathematics

Prob & Stat

Probability Rules

  • Basic Probability Rules
  • General Probability Rules
  • Openstax Probability
  • Probability Rules
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    • Calculations

  • Find a Five-Number Summary
  • How to Calculate Standard Deviation
  • Interquartile Range Outlier Rule
  • Measures of Spread
  • Quartiles & Quantiles
  • Single Boxplot
  • Skewed Distribution: Definition and Examples
  • Skewness and Central Tendency
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    • Excel

  • 1-Proportion Z-Test
  • 1-Sample t-Test
  • 2-Proportion Z-Test
  • 2-Sample t-Test
  • 2-Proportion Z-Test
  • ANOVA
  • Binomial Distribution
  • Chi-Square Critical Value
  • Confidence Intervals
  • Convert Between Z-Score and Percentile
  • Correlation
  • Correlation Coefficient
  • Dot Plot
  • Empirical Rule
  • Error Bars
  • Frequency Distribution
  • F-test
  • Histograms
  • Normal Distribution
  • P-Value of Chi-Square
  • P-Value of F-Statistic
  • P-value from t-Score
  • P-Value from Z-Score
  • Paired Samples t=Test
  • Regression
  • Skewness
  • Spearman Rank Correlation
  • Standard Error
  • Stem and Leaf Plot
  • t-Critical Value
  • t-test
  • t-Distribution Graph
  • Z-Critical Value
  • Z-Scores
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    • Hypothesis Testing

  • 7 Step Process of Statistical Hypothesis Testing
  • Categorical Variables
  • Everything You Need to Know About Hypothesis Testing
  • Explanatory and Response Variables
  • Margin of Error
  • Paired t-test on TI-84
  • Sample Size Calculators
  • Sample Size Examples
  • Sampling Methods
  • Type I and Type II Errors
  • Writing Hypotheses
  • Z-score Tables
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    • Confidence Intervals

  • Confidence Intervals
  • Confidence Intervals
  • Confidence Interval Calculator for Sample with Known Mean
  • Confidence Interval Calculator for Proportions
  • Introduction to Confidence Intervals
  • P-value and Confidence Intervals: Facts and Farces
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    • Normal Distribution

  • Central Limit Theorem
  • Empirical Rule
  • Normal Distribution
  • Normal Distribution: What It Is, Properties, Uses, and Formula
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    • Applets

  • Probability Tutorials
  • R Project for Statistical Computing
  • Statistical Concepts Java Applets
  • Virtual Laboratories in Probability and Statistics
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    • References

  • Engineering Statistic Handbook
  • Fuzzy Logic
  • HyperStat Online Statistics Book
  • Online Stat Book
  • Online Stat Book SImulations
  • Online Statistics Education: An Interactive Multimedia Course of Study
  • OpenStax Introductory Statistics
  • OpenStax Statistics
  • Seeing Statistics
  • Shafer & Zang Introductory Statistics
  • Simple Interactive Statistical Analysis
  • TI-30X Statistics
  • TI-83/84 Guide for Introductory Statistics
  • T-83/84 Statistics Manual
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