# Content Tagged “Density Function” ## Did I Get This – Using the Standard Deviation Rule

Published: Feb 8th, 2013

Length (in days) of human pregnancies is a normal random variable (X) with mean 266, standard deviation 16. For the questions below, it would be useful to sketch this normal distribution […]

## Learn by Doing – Using the Standard Deviation Rule

Published: Feb 8th, 2013

This document is linked from Normal Random Variables. ## Standard Normal Distribution

Published: Feb 8th, 2013

Finding Probabilities for a Normal Random Variable Standardizing Values Finding Probabilities with the Normal Calculator and Table Finding Standard Normal Scores CO-6: Apply basic concepts of probability, random variation, and commonly […] ## Normal Random Variables

Published: Feb 8th, 2013

Observations of Normal Distributions The Standard Deviation Rule for Normal Random Variables CO-6: Apply basic concepts of probability, random variation, and commonly used statistical probability distributions. LO 6.2: Apply the standard deviation […] ## Continuous Random Variables

Published: Feb 8th, 2013

The Probability Distribution of a Continuous Random Variable Transition to Continuous Random Variables Let’s Summarize CO-6: Apply basic concepts of probability, random variation, and commonly used statistical probability distributions. Video: Continuous Random […]