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

Name	Last modified	Size	Description

Parent Directory		-
STAT3743_082310.ogv	2010-10-05 10:25	78M	Video in Ogg format
STAT3743_082310.3gp	2010-10-05 10:27	74M	Video for mobile phones
STAT3743_082310.webm	2010-10-05 10:28	210M	Video in WebM format HTML5 compatible
STAT3743_082310.pdf	2010-10-18 12:37	2.2M	Adobe Portable Document Format

STAT 3743 Daily Outline

Up there should be four (4) files:

STAT3743_xxxxxx.3gp (video for mobile phones)
STAT3743_xxxxxx.ogv (video in Ogg format)
STAT3743_xxxxxx.pdf (scanned lecture transcript)
STAT3743_xxxxxx.webm (video in WebM format)

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:

toss coin
number of pets
color of student's eyes

Random variables

Example

Do a random experiment
Make (relative) frequency table
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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