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ASK THE PROFESSOR FORUM

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

Hi Professor, for questions 13 and 14 on hw 5.1 when it has the word "or" i do not know what to do.. and also how do you solve 16 and 17 if those numbers are not on the z table? thank you

Posted to STATS 1 on Monday, October 28, 2013   Replies: 2


Professor Mcguckian
10/28/2013
10:01 PM EST

Hi Tufic,

I have posted two videos below to explain these types of problems, but remember the word "or" means to add when working with probability.

 

Sincerely,

Professor McGuckian


Professor Mcguckian
10/28/2013
10:03 PM EST

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