Index of /faculty/kerns/video/STAT3743/082310

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 STAT3743_082310.3gp2010-10-05 10:27 74MVideo for mobile phones
 STAT3743_082310.ogv2010-10-05 10:25 78MVideo in Ogg format
 STAT3743_082310.pdf2010-10-18 12:37 2.2MAdobe Portable Document Format
 STAT3743_082310.webm2010-10-05 10:28 210MVideo in WebM format HTML5 compatible

STAT 3743 Daily Outline

STAT 3743 Daily Outline

Up there should be four (4) files:

The WebM video is definitely the highest quality, but you need a compatible browser/player to watch it. See How to watch the video for instructions to get one.


2010-08-23 Mon

Beginnings

What are STATISTICS?

Definition

Experiments
deterministic vs. random
Sample space
set of all possible outcomes

Examples:

Random variables

Example

  1. Do a random experiment
  2. Make (relative) frequency table
  3. Make (relative) frequency histogram

Intuitive definition of probability

Probability mass functions (PMFs)

Mean, standard deviation of a random variable

Definition

Remarks

  • mean is measure of center
  • mean can be anything
  • mean is "first moment about origin"

Example: calculate PMF, mean, variance

Author: G. Jay Kerns <gkerns@ysu.edu>

Date: 2010-10-08 15:13:10 EDT

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