1-28-09

# 1-28-09 - -Motivation(for learning the material – The...

This preview shows pages 1–6. Sign up to view the full content.

Economic Statistics – Class Notes – 1/28/09 Recall – Continuous Probability Distribution Example – The Normal Distribution

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
The Normal Distribution is a distribution described by its mean and standard deviation such that (plus or minus one standard deviation from the mean) contains 68% of all values of the random variable X. o The only information I need to know about a normal distribution is its mean and standard deviation. 6. Random Variables and Rules of Expectation

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: -Motivation (for learning the material) – The formulas we use to estimate population parameters are based on functions of the underlying random variable – we must know the properties of these functions. DEFINITIONS: PROOFS! BASED ON THE ABOVE RULES… APPLIATIONS! QUIZ FOR FRIDAY For Friday – He’ll give you some data, you need to: CALCULATE THE MEAN (2 ways), CALCULATE THE VARIANCE, and then INTERPRET THE STANDARD DEVIATION...
View Full Document

## This note was uploaded on 06/03/2009 for the course ECON 203 taught by Professor Casler during the Spring '09 term at Allegheny.

### Page1 / 6

1-28-09 - -Motivation(for learning the material – The...

This preview shows document pages 1 - 6. Sign up to view the full document.

View Full Document
Ask a homework question - tutors are online