Chapter 5: Introduction to Statistics | ||||||
Duration: 1 hour, 37 minutes and 4 seconds | ||||||
Section |
Section Notes (PDF File) |
Solution (PDF File) |
Items Covered |
Item Page |
* Video File MP4 |
Duration (minutes) |
Section 5.1 | Central Tendency | Example 1 - 4, Mode, Mean, Median | 5-1 | ch5(part1) | 06.24 | |
Section 5.2 | Expected Value and Standard Deviation | Solution | Example 1 and 2. | 5-3 | ch5(part2) | 12.35 |
Example 3 and 4 on how to use the table, and also how to use the formula (short way) to find the expected value and variance | 5-5 | ch5(part3) | 10.38 | |||
Example 5 and 6 | 5-9 | ch5(part4) | 06.11 | |||
Example 7 and 8 | 5-12 | ch5(part5) | 05.54 | |||
Section 5.3 | Normal Random Variable | Solution | Introduction to section 5.3, meaning of the Z-score, the Z-score table | 5-14 | ch5(part6) | 12.59 |
Second part of how to use the Z-score table, example 1 | 5-21 | ch5(part7) | 10.40 | |||
Story problems Applications: examples 2,3 and 4 | 5-23 | ch5(part8) | 08.02 | |||
Section 5.4 | The Normal Approximation to a Binomial Random Variable | Solution | Introduction to Approximation Method | 5-24 | ch5(part9) | 07.32 |
Example 1 | 5-26 | ch5(part10) | 04.15 | |||
Summery about section 5.3 and 5.4, solving examples 2 and 3 |
5-28 | ch5(part11) | 11.49 |
* MP4 file you can download and save: right click, Save Target As or Save Link As
Excel Template for Chapter 5 (dynamic example for each section)
Chapter 5 Old Class Notes (with solutions)
Section 5.2 Important Problems from the book, Ranked (Section 5.5 is chapter 5 review problems):
1. Section 5.2: #9 2. Section 5.5: #3 3. Section 5.5: #5 4. Section 5.2: #13
Common Question from MLP solved (Charity problem finding expected value)
Section 5.4 Important problem (#7) , it is related to section 5.3 and should be solved after finalizing all problems in section 5.3
Excel Template On Z-score Table, Section 5.3 (right click, Save Target as, or Save Link as) make sure to enable editing