Cheg 258 - Lecture Notes - Feb. 10, 1999

Announcements

Class notes

The main points of the lecture were

• Elementary Statistics and Probability

Goals:

• Work with the basic elements of statistics and probability: expectation values, mean and variance.
• Know the difference between random and systematic error.

Reading

• The class notes.

Questions of the Day:

• You are measuring the concentration of ethanol in wine using a gas chromatograph. Name two sources of systematic error and two sources of random error in your measurements.
• What is the probability that the true mean of a measured quantity will lie more than two standard deviations above the measured mean?

Matlab Example Codes

example 13