Statistics Tags

# Statistics Tags

## Sample survey methods

• Ratio estimators
• Regression estimators
• Stratified sampling
• Cluster sampling
• Sampling bias
• Capture-recapture method
• Response bias
• Sampling for a proportion

## Exploratory data analysis/descriptive statistics

• Classifying data
• Summary statistics
• Graphical representations
• Description of distributions
• Summarizing data in tables

## Sampling distributions

• Sample mean
• Sample proportion
• General
• Simulation

## Confidence intervals

• One sample mean - z
• One sample mean - t
• One sample proportion
• Two sample proportion
• Paired samples
• Independent samples - z
• Independent samples - t
• Variance

## Hypothesis tests

• One sample mean - z
• One sample mean - t
• One sample proportion
• Two sample proportion
• Paired samples
• Independent samples - z
• Independent samples - t
• Type I/type II errors and power
• One sample variance
• Chi-squared test for independence
• Chi-squared test for goodness of fit
• Fisher's exact test
• One-way ANOVA
• Multi-way ANOVA

## Simple linear regression

• Correlation
• Regression
• Prediction
• Residuals
• Hypothesis tests
• Confidence intervals
• Diagnostics

## Nonparametric methods

• Sign test
• Rank sum test
• Signed rank test
• Runs test
• Kruskal-Wallis test
• Permutation/randomization methods
• Confidence intervals
• Relative efficiency

## Bayesian inference

• Choice of prior
• Improper priors
• Posterior distribution
• Credibility intervals
• Hypothesis tests

## Time series

• Descriptive methods
• Autocorrelation
• Runs test
• Seasonal variation
• ARIMA models
• Forecasting
• Frequency domain

## Point estimation

• Biasedness
• Consistency
• Sufficiency
• Maximum likelihood estimation

## Multiple regression

• Nonlinear regression
• Parameter estimates
• Confidence intervals
• Multiple selection
• Model selection

## Generalized linear methods

• Logistic regression
• Loglinear for contingency tables
• Ordinal regression