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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 190 Test the claim at the 5% significance level that all four of the treatments produce the same median weight for poplar trees grown from seedlings.
Effects of treatments on Poplar tree weights
Treatments
None Fertilizer Irrigation Both
0.15 1.34 0.23 2.03
0.02 0.14 0.04 0.27
0.16 0.02 0.34 0.92
0.37 0.08 0.16 1.07
0.22 0.08 0.05 2.38
STATS1
STATS2
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