CI Population Variance Known
Suppose we have a sample of salaries for a job title and we know the population’s variance. In […]
Statistics
Covariance and Correlation
Relationships Between Variables Up to this point we’ve looked at univariate measures, those with one variable. We’ve looked […]
Regression Analysis
Regression analysis or regression models are a group of statistical techniques that use existing data to estimate the […]
Student’s T Distribution
The Student’s T-distribution is one of the most important breakthroughs in statistics, as it allowed inference through small […]
Confidence Intervals Introduction
Series of Posts This post is the first part of a series of posts called Statistics Confidence Intervals […]
Central Limit Theorem
The Central Limit Theorem (CLT) states that no matter the distribution of the population (Binomial, Uniform, Exponential, or […]
Inferential Statistics
Up to now in our study of the basics of Statistics we’ve covered descriptive statistics. Click on the […]
Central Tendency
In statistics we want to look at measures of central tendency, asymmetry, and variability. Univariate Measures What is […]
Probability
Life full of uncertainty. In this post I have a brief introduction to a few concepts in the […]
Statistics Introduction
Series of Posts This post is the first part of a short series of posts called Statistics. You […]