Mastering Data Analysis in Excel (Excel to MySQL: Analytic Techniques for Business Specialization)

Excel Essentials :Mastering Data Analysis in Excel (Excel to MySQL: Analytic Techniques for Business Specialization) Answers 2025

Slope of best-fit line✔️ 0.12❌ 0.11❌ 0.15❌ 0.18 R-squared✔️ 0.20❌ 0.18❌ 0.22❌ 0.24 Y-intercept✔️ 0.35%❌ 0.25%❌ 0.45%❌ 0.55% Higher Sharpe Ratio✔️ RSP❌ SPY Sharpe Ratio value✔️ 0.56❌ 0.53❌ 0.50❌ 0.48 Month of highest Amazon return✔️ October 1, 2009❌ September 1, 2010❌ April 2, 2007❌ July 3, 2006 Monthly return✔️ 51.87%❌ 22.9%❌ 24.11%❌ 43.27% Duke Energy… <a href="https://codeshala.io/platform/coursera/course/mastering-data-analysis-in-excel-excel-to-mysql-analytic-techniques-for-business-specialization/assignment/excel-essentials-mastering-data-analysis-in-excel-excel-to-mysql-analytic-techniques-for-business-specialization-answers-2025/" rel="bookmark">Excel Essentials :Mastering Data Analysis in Excel (Excel to MySQL: Analytic Techniques for Business Specialization) Answers 2025</a>

Binary Classification (graded) :Mastering Data Analysis in Excel (Excel to MySQL: Analytic Techniques for Business Specialization) Answers 2025

Question 1False Positive rate: ✔️ 12.5%❌ 50%❌ 10%❌ 30% Question 2If a fire alarm fails to go off when there is a fire, that is a: ✔️ False Negative❌ False Positive❌ True Negative❌ True Positive Question 3If classification incidence = 10% and condition incidence = 12%, the True Positive rate: ✔️ cannot be 100%❌ must… <a href="https://codeshala.io/platform/coursera/course/mastering-data-analysis-in-excel-excel-to-mysql-analytic-techniques-for-business-specialization/assignment/binary-classification-graded-mastering-data-analysis-in-excel-excel-to-mysql-analytic-techniques-for-business-specialization-answers-2025/" rel="bookmark">Binary Classification (graded) :Mastering Data Analysis in Excel (Excel to MySQL: Analytic Techniques for Business Specialization) Answers 2025</a>

Information Measures (graded) :Mastering Data Analysis in Excel (Excel to MySQL: Analytic Techniques for Business Specialization) Answers 2025

Question 1Which coin has larger entropy prior to observing outcome? ✔️ The fair coin❌ The unfair coin Question 2Entropy of one fair 6-sided die (before observing): ✔️ 2.58 bits❌ 2.32 bits❌ 0.46 bits❌ 0.43 bits Question 3Numbers 1001–5000 → max number of questions needed (binary strategy): ✔️ 12❌ 11❌ 13❌ 10 Question 4Conditional Entropy H(X|Y)… <a href="https://codeshala.io/platform/coursera/course/mastering-data-analysis-in-excel-excel-to-mysql-analytic-techniques-for-business-specialization/assignment/information-measures-graded-mastering-data-analysis-in-excel-excel-to-mysql-analytic-techniques-for-business-specialization-answers-2025/" rel="bookmark">Information Measures (graded) :Mastering Data Analysis in Excel (Excel to MySQL: Analytic Techniques for Business Specialization) Answers 2025</a>

Parametric Models for Regression (graded) :Mastering Data Analysis in Excel (Excel to MySQL: Analytic Techniques for Business Specialization) Answers 2025

Question 1Maximum safe temperature (so ≤1 in 10,000 products soften): ✔️ 1539.0497❌ 39.0497 F❌ 1460.9503 F❌ 1496.281 Question 2Distribution of sample means (n = 180, uniform error between -11 and +29; population mean 109): ✔️ A Gaussian Distribution that, in Phi notation, is written ϕ(109, .7407).❌ A Gaussian distribution that, in Phi notation, is written,… <a href="https://codeshala.io/platform/coursera/course/mastering-data-analysis-in-excel-excel-to-mysql-analytic-techniques-for-business-specialization/assignment/parametric-models-for-regression-graded-mastering-data-analysis-in-excel-excel-to-mysql-analytic-techniques-for-business-specialization-answers-2025/" rel="bookmark">Parametric Models for Regression (graded) :Mastering Data Analysis in Excel (Excel to MySQL: Analytic Techniques for Business Specialization) Answers 2025</a>

Probability, AUC, and Excel Linest Function :Mastering Data Analysis in Excel (Excel to MySQL: Analytic Techniques for Business Specialization) Answers 2025

Question 1Approximate probability a new outcome falls in bin 1 ([-3,-1)): ✔️ 4%❌ .4❌ 5❌ 5% Question 2Skewness of Uniform[47, 51.5]: ✔️ 0❌ 2.17❌ 1.69❌ 49.25 Question 3Entropy of Uniform[-12, 20] (in bits): ✔️ 5 bits❌ 6 bits❌ 4 bits❌ 3 bits Question 4Gaussian mean=3, sd=4. Value f(3.5): ✔️ 0.099❌ 4.05❌ .352❌ .550 Question 5Gaussian… <a href="https://codeshala.io/platform/coursera/course/mastering-data-analysis-in-excel-excel-to-mysql-analytic-techniques-for-business-specialization/assignment/probability-auc-and-excel-linest-function-mastering-data-analysis-in-excel-excel-to-mysql-analytic-techniques-for-business-specialization-answers-2025/" rel="bookmark">Probability, AUC, and Excel Linest Function :Mastering Data Analysis in Excel (Excel to MySQL: Analytic Techniques for Business Specialization) Answers 2025</a>

Part 1: Building your Own Binary Classification Model :Mastering Data Analysis in Excel (Excel to MySQL: Analytic Techniques for Business Specialization) Answers 2025

✅ Q1 — Model (ready to submit) (Uses standardized inputs Z_… ; score range kept within −3.5 .. +3.5) Model Score =0.40·Z_income − 0.30·Z_credit_card_debt − 0.20·Z_auto_debt − 0.15·Z_years_at_current_address − 0.10·Z_age + 0.07·Z_years_at_current_employer Notes: Uses at least two inputs (in fact 6 standardized inputs). Coefficients chosen to reflect that higher income → lower default risk (+),… <a href="https://codeshala.io/platform/coursera/course/mastering-data-analysis-in-excel-excel-to-mysql-analytic-techniques-for-business-specialization/assignment/part-1-building-your-own-binary-classification-model-mastering-data-analysis-in-excel-excel-to-mysql-analytic-techniques-for-business-specialization-answers-2025/" rel="bookmark">Part 1: Building your Own Binary Classification Model :Mastering Data Analysis in Excel (Excel to MySQL: Analytic Techniques for Business Specialization) Answers 2025</a>

Part 2: Should the Bank Buy Third-Party Credit Information? :Mastering Data Analysis in Excel (Excel to MySQL: Analytic Techniques for Business Specialization) Answers 2025

Question 1 — AUC of Eggertopia Scores (Training Set) ✔️ .85❌ .88❌ .83❌ .95 Question 2 — Optimum Threshold (Training Set) ❌ .1✔️ .15❌ .2❌ .25 Question 3 — Average Cost-per-Event (Training Optimum Threshold) ❌ $540✔️ $500❌ $640❌ $600 Question 4 — AUC of Eggertopia Scores (Test Set) ✔️ .85❌ .80❌ .75❌ .88 Question 5… <a href="https://codeshala.io/platform/coursera/course/mastering-data-analysis-in-excel-excel-to-mysql-analytic-techniques-for-business-specialization/assignment/part-2-should-the-bank-buy-third-party-credit-information-mastering-data-analysis-in-excel-excel-to-mysql-analytic-techniques-for-business-specialization-answers-2025/" rel="bookmark">Part 2: Should the Bank Buy Third-Party Credit Information? :Mastering Data Analysis in Excel (Excel to MySQL: Analytic Techniques for Business Specialization) Answers 2025</a>

Part 3: Comparing the Information Gain of Alternative Data and Models :Mastering Data Analysis in Excel (Excel to MySQL: Analytic Techniques for Business Specialization) Answers 2025

A) Fixed MCQ answers (✔ / ❌ style) 5. Information Gain of Eggertopia Scores✔ .1305 bits per event❌ .1243 bits per event❌ .1255 bits per event❌ .1205 bits per event 6. Eggertopia PIG✔ 15.35%❌ 13.95%❌ 15.25%❌ 14.85% 7. Dollar savings per bit (Eggertopia free)❌ Value would be $427 per bit.✔ Value would be $3,627 per… <a href="https://codeshala.io/platform/coursera/course/mastering-data-analysis-in-excel-excel-to-mysql-analytic-techniques-for-business-specialization/assignment/part-3-comparing-the-information-gain-of-alternative-data-and-models-mastering-data-analysis-in-excel-excel-to-mysql-analytic-techniques-for-business-specialization-answers-2025/" rel="bookmark">Part 3: Comparing the Information Gain of Alternative Data and Models :Mastering Data Analysis in Excel (Excel to MySQL: Analytic Techniques for Business Specialization) Answers 2025</a>

Part 4: Modeling Profitability Instead of Default :Mastering Data Analysis in Excel (Excel to MySQL: Analytic Techniques for Business Specialization) Answers 2025

Answer Key: Question 1 – Do you feel prepared to take this quiz?✔ Yes❌ No Question 2 – Beta values (Training Set):✔ .01, .19, -.07, .64, -.06, 0❌ .01, -.19, -.07, -.64, -.06, 0❌ .01, .19, .07, .64, .06, 0 Question 3 – RMS residual (standardized Test Set):✔ 0.5835❌ 0.3250❌ 0.6750❌ 0.8109❌ 0.6875 Question 4… <a href="https://codeshala.io/platform/coursera/course/mastering-data-analysis-in-excel-excel-to-mysql-analytic-techniques-for-business-specialization/assignment/2884/" rel="bookmark">Part 4: Modeling Profitability Instead of Default :Mastering Data Analysis in Excel (Excel to MySQL: Analytic Techniques for Business Specialization) Answers 2025</a>