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Course Documents
Chapter 1 - Intro
Chapter 2 - Methods for Describing Sets of Data
Chapter 3 - Probability
Chapter 4 - Discrete Random Variables
Chapter 5 - Normal Random Variables
Chapter 6 - Sampling Distributions
Chapter 7 - Confidence Intervals
Chapter 8 - Tests of Hypothesis: One Sample
Chapter 9 - Confidence Intervals and Hypothesis Tests: Two Samples
Sample Exam I: Chapters 1 & 2
Sample Exam II: Chapters 3 & 4
Sample Exam III: Chapters 5 & 6
Sample Exam IV: Chapters 7 & 8
Lecture Examples
Example 167 tech: The data above was entered into Minitab, and the results of the data analysis are provided below. Use the Minitab output and a 1% significance level to test the claim that there is a linear relationship between the number of casino employees (in thousands) working in Mississippi and the crime rate per thousand.
Analysis of Variance
Source DF Adj SS Adj MS F-Value P-Value
Regression 1 1.74493 1.74493 87.02 0.001
No Employees 1 1.74493 1.74493 87.02 0.001
Error 4 0.08020 0.02005
Total 5 1.82513
Model Summary
S R-sq R-sq(adj)
0.141602 95.61% 94.51%
Coefficients
Term Coef SE Coef T-Value P-Value
Constant -0.387 0.285 -1.36 0.246
No Employees 0.1173 0.0126 9.33 0.001
Regression Equation
Crime Rate = -0.387 + 0.1173 * (No Employees)