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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

Example 158 part A

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

 

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