# District Data Labs

# Conditional Probability with R

### Likelihood, Independence, and Bayes

In addition to regular probability, we often want to figure out how probability is affected by observing some event. For example, the NFL season is rife with possibilities. From the beginning of each season, fans start trying to figure out how likely it is that their favorite team will make the playoffs. After every game the team plays, these . . .

Posted in: rprobability

# What Are the Odds?

### An Intro to Probability with R

The probability of an event represents the likelihood of the event to occur. For example, most of us would agree that the probability of getting a heads after flipping a fair coin is 0.5 or that the probability of getting a one on rolling a fair die is 1/6. However, there are many more places where we encounter probabilities in our lives. . . .

Posted in: rprobability

# How to Transition from Excel to R

### An Intro to R for Microsoft Excel Users

In today's increasingly data-driven world, business people are constantly talking about how they want more powerful and flexible analytical tools, but are usually intimidated by the programming knowledge these tools require and the learning curve they must overcome just to be able to reproduce what they already know how to do in the . . .

Posted in: r