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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
The least squares line for the relationship between the number of absences for a student and the student’s final grade from problem 31 was y-hat = -2.67X + 96.78. Find the 95% confidence interval for an average student’s final grade given that the student was absent 7 times (n = 6, x-bar = 6.167, SSxx = 108.8333, S = 2.775554).
STATS1
STATS2
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