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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

Ask the Professor Forum

Chapter 8 Hypothesis testing ..this is in my homework
Stolen Aircraft
Test the claim that the standard deviation of the number of aircraft stolen each year in the united states is less than 15 if sample of 12 years had a standard deviation of 13.6. Use α = 0.05

Posted to STATS 1 on Tuesday, May 6, 2014   Replies: 2

Professor Mcguckian
8:55 PM EST

Hi Stephanie,

I created a video solution for this problem, since it would be too involved to explain in writing.


I hope it helps,

Professor McGuckian

12:55 AM EST
Thank you Professor McGuckian! This was very helpful.

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