Hypothesis Test for the Mean
57. Let’s do a hypothesis test on a single population. Either we either know the population variance or […]
Statistics
Standardization
Every distribution can be standardized. How we can obtain a standard normal distribution from any normally distributed data […]
CI Formulas
There are two formulas we use when we are computing the confidence interval. One is used when we […]
Standard Error
Series of Posts This series of post is called inferential statistics and is meant as a brief introduction […]
Visualizing Data
Visualizing data is the most intuitive way to interpret it, so it’s an invaluable skill. It is much […]
The Classification of Data
Are you starting out in your exploration of what it is like to be a data professional? This […]
Interquartile Range (IQR)
The middle 50% of your data is called the interquartile range, or IQR. The interquartile range is the […]
Bayes’ Theorem Introduction
Bayes’ Theorem is an important concept in Data Science. It is widely used in Machine Learning as a […]
Measures of Position
Measures of position let you determine the position of a value in relation to other values in a […]
Multiple Linear Regression for Penguins
In this post I will use Python to perform a multiple linear regression (MLR) analysis. The data will […]
Simple Linear Regression
What is regression? A very common statistics question is whether or not one variable is associated with another […]
Multiple Linear Regression Introduction
Multiple linear regression allows us to have many independent variables that are associated with one continuous dependent variable […]