Publications by Penelope Pooler Eisenbies
HW 5 - Part 1 Instructions
Table of Contents Introduction Instructions HW 5.1 - First Steps HW 5.1 - Page 1 HW 5.1 - Page 2 - Part 1 HW 5.1 - Page 2 - Part 2 HW 5.1 - Page 3 Optional Extra Credit (2 pts.) HW 5.1 - Final Steps Grading Criteria HW 5 - Part 1 Instructions Due 10/30/24 Introduction HW Assignment 5 - Part 1 will give you experience with: creating/Modifying ...
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BUA 455 - Weeks 8 and 9
Weeks 8 and 9 Dashboard Project Proposal & Data Cleaning Penelope Pooler Eisenbies 2024-10-16 Housekeeping BUA 455 Dashboard Group Project Importance of Proposals: As a data analyst, you have skills that others don’t. In this course, you are learning to acquire, combine, manage, and present data. In the Business Analytics major, you learn...
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MAS 261 - Lecture 16 - Notes
Table of Contents Housekeeping R and RStudio Lecture 15 In-class Exercises - Q1 Questions from HW 5 and Quiz 1 Estimating a Proportion Are US Drivers Ready to Go Fully Electric? Are US Drivers Still Skeptical of EVs? Calculating an Estimate and a Confidence Interval Lecture 14 In-class Exercises - Q2 and Q3 Would results change if we opt fo...
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MAS 261 - Lecture 16
MAS 261 - Lecture 16 Proportions, Percentages and Confidence Intervals Penelope Pooler Eisenbies 2024-10-16 Housekeeping Comments and Questions about HW 5 A few minutes for R Questions 🪄 Review of Confidence Interval Concepts and Definitions Terminology for Proportion Estimates Point Estimates and Confidence Interval for Proportions Introd...
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MAS 261 - Lecture 14
MAS 261 - Lecture 14 Effect of Sample Size and Confidence level on Confidence Intervals Penelope Pooler Eisenbies 2024-10-09 Housekeeping Today’s plan 📋 More Comments about Quiz 1 A few minutes for R Questions 🪄 Review of the t distribution Introduction of the t table (Very useful!) Review of t-test output Interpretation and Calcul...
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MAS 261 - Lecture 14 - Notes
Table of Contents Housekeeping R and RStudio Lecture 14 In-class Exercises - Q1 Calculating a t statistic Manually Lecture 14 In-class Exercises - Q2 and Q3 What This Interval Tells US and What It Does Not Why are we only 95% confident? More about Why are we only 95% confident? Lecture 14 In-class Exercises - Q4 Confidence Intervals - Help...
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BUA 455 - Week 7 - Test
Week 7 Time Series, Data Formats, Output Formats, Project Introduction Penelope Pooler Eisenbies 2024-10-08 Housekeeping Quiz 1 is now graded. 10% (Submitted Quarto File) + 90% (Blackboard Answers, .csv files, and .png file) Please don’t worry if you are not happy with your score. Final grading in this course: adheres to Whitman grading p...
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BUA 455 - HW 5 - Part 1 Example
HW 5 - Part 1 - Example Nextflix and Amazon Stock ValuesBar Chart of TV Show TrendsNetflix TV Shows Added Each YearAbout Value boxes show the present day values of Netflix and Amazon stocks. The interactive Highchart plots show the trend over time for the range of data examined in the Netflix plots on the following pages. Stock data was downloade...
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MAS 261 - Lecture 13
MAS 261 - Lecture 13 Intro. to the t Distribution and Confidence Intervals Penelope Pooler Eisenbies 2024-10-07 Housekeeping Today’s plan 📋 Comments about Quiz 1 A few minutes for R Questions 🪄 Quick Review of the Sampling Distribution of the Sample Mean Quick Review of the CLT Comparing the t distribution to the Z distribution - VERY...
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MAS 261 - Lecture 13 - Notes
Table of Contents Housekeeping R and RStudio Lecture 13 In-class Exercises - Q1 Sampling Distribution of the Sample Mean Central Limit Theorem (CLT) Extending These Two Concepts Substituting \(S\) for \(\sigma\) - t Distribution t distribution and calculating a t Statistic Bakery Example from the Review Question Calculating a t Statistic - ...
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