Data analytics midterm - Study guides, Class notes & Summaries

MISY 5370 - midterm First development - correct answer technological advances, social networks and data generated from personal electronic devices produce incredible data Second development - correct answer • Advances in computational approaches to effectively handle and explore massive amounts of data • Faster algorithms for optimization and simulation, and • More effective approaches for visualizing data Third development - correct answer • The methodological developments wer...

Dit is de samenvatting van de stof van de midterm Digitization & Big Data Analytics. Alle benodigde informatie staat erin, zelf met extra ruimte voor aantekeningen indien nodig.

Q1) For this problem, load the College dataset from the ISLR package library("ISLR") data("College") Please estimate a linear regression model (using the lm function) with Personal as the dependent variable and Room.Board as the independent variable. What are the model’s R-squared and adjusted R-squared values respectively? a) 0.00549, 0.048 b) 0.0143, 0.022 c) 0.0398, 0.0385 d) 0.0325, 0.0336 Answer: C (Week 1 Lesson 4) library("ISLR") data("College") summary(lm(College$...

Should we use company specific or macro-economic data to address the accounting question? correct answersMaster the Data What are the appropriate cost drivers for activity based costing purposes? correct answersID the Question Should we consider using regression analysis or clustering analysis when evaluating data? correct answersPerform the Analysis Should we use tables or graphs to show management what we have found? correct answersCommunicate Insights Now that we have evaluated th...

Data Analytics Midterm Exam Question & Correct Answer (A+ Graded) Which emerging technology has made it possible for every enterprise to have access to limitless storage and high-performance computing? - CORRECT ANSWER-Cloud computing Which of the data roles is responsible for extracting, integrating, and organizing data into data repositories? - CORRECT ANSWER-Data engineer When you analyze historical data to predict future outcomes what type of Data Analytics are you performing? - ...

CS MGT6203 Data Analytics for Business Midterm Exam Spring 2023

MGT 103 Midterm 1 DeMill questions and answers 100% correct 4 P's of Marketing Product, Price, Place, Promotion Question Marks Low share of high-growth market Stars High share of high-growth market Cash Cows generates large amount of cash Dogs Low share of slow-growth markets SWOT analysis strengths, weaknesses, opportunities, threats product features, brand name, packaging, service, warranty price list price, discounts, allowances, cred...

Assumptions of OLS Linearity Assumption: E[Y] = β0 + β1x. We are assuming the expected value of Y for any given X is a linear function of X (approximates to a straight line) 2. Assumption about errors: We assume the error terms are independently and identically distributed (iid) normal random variables with 0 mean and variance σ. 3. Assumptions about predictors: For multiple regression (more than 1 predictor) we assume the predictors are linearly independent. Heteroskedasticity might requi...

MIS 2201 Midterm II UMD Exam Questions with Correct Answers Why data analytics is a hot topic - Answer--More data has been collected in the past several years than the collection of data in the whole history of mankind before that -Companies realizing that they are sitting on mountains of valuable data -Technology has improved that is enabling easy collection and analysis of valuable data -Enhancement in data analytics techniques Categories of data analytics and their goals: descriptiv...

BCOR Midterm Exam Questions and Answers, Latest Update 2024/2025 Rated A+. Business Problems How much to produce, How much to buy, When to open the store, What products to promote? Decision making types Strategic decisions, Tactical (managerial) decisions, and operational decisions Strategic decisions A decision that involves higher-level issues and that is concerned with the overall direction of the organization, defining the overall goals and aspirations for the organization's future. ...

BCOR Midterm Exam Questions and Answers Latest Update 2024 | Rated A+. Business Problems How much to produce, How much to buy, When to open the store, What products to promote? Decision making types Strategic decisions, Tactical (managerial) decisions, and operational decisions Strategic decisions A decision that involves higher-level issues and that is concerned with the overall direction of the organization, defining the overall goals and aspirations for the organization's future. Tact...