QNT 275 Week 5 participation Introductory Statistics, Ch. 13

Read Section 13.1 of Introductory Statistics.

Consider the following as you read:

• What type of variables are used in a linear regression equation?
• How many variables does a simple linear regression have?
• What is the difference between linear and nonlinear regression lines?

Read Section 13.4 of Introductory Statistics. 

Consider the following as you read:

• Understand the strength of association between variables.
• Range of correlation coefficient.
• Interpret the sign of a correlation confident.