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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
9.1 Z-Interval to Compare Two Population Means: Independent Samples
Education majors are the group of students with the lowest quantitative reasoning scores on the GRE; Engineering majors have the highest quantitative reasoning scores. A large sample confidence interval between quantitative GRE scores for engineering majors and education majors was created. The result was as follows :
113.99 < μeng - μedu < 260.01. Is there a significant difference?
STATS1
STATS2
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