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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 158: Four fertilizers (treatments: A, B, C, & D) were compared and three watering schemes (blocks: 3 times per week, 5tpw, & 7tpw) using a RBD experiment. The results (crop yields in kilograms) are shown below. Use a 5% significance to test if the fertilizers all produce the same yields.
|
A |
B |
C |
D |
Totals |
3 tpw |
7 |
8 |
9 |
7 |
31 |
5 tpw |
14 |
15 |
15 |
12 |
56 |
7 tpw |
13 |
10 |
11 |
9 |
43 |
Totals |
34 |
33 |
35 |
28 |
130 |