Wpc 300 exam - Study guides, Class notes & Summaries

WPC 300 Exam 1 Questions & Answers 2023/2024 Anchoring bias - ANSWER-Over-reliant on the first piece of information is called Gamblers' fallacy is ____________. - ANSWER-a clustering illusion Which of the following is an example of secondary data? - ANSWER-Firm's proprietary data In an agile approach of analytics what is the first step of the process? - ANSWER-perform business discovery Predictive analytics may be applied to __________, which is a set of techniques that use de...

WPC 300 EXAM QUESTIONS & ANSWERS 2023/2024 what is analytics? - ANSWER--Analytics is the process of developing actionable decisions or recommendations for actions based on insights generated from historical data -According to the Institute for Operations Research and Management Science (INFORMS) -Analytics represents the combination of computer technology, management science techniques, and statistics to solve real problems. Agile Approach * - ANSWER-perform business discovery- what is...

For a normal distribution mean is ___ to median - Answer-equal Standard deviation of a normal distribution is a ___? - Answer-Measure of data dispersion Which of the following is an example of a measure of dispersion? - Answer-Variance Which of the following is an example of a sample? - Answer-The number of IT employees out of all employees working in an office of Google Which of the following describes the standard deviation? - Answer-it is the square root of the variance The dif...

what makes analytics science - Answer-Analytics is science because Data analytics means Applying scientific methods to the collections and analyses of data, using appropriate methodology, to reveal previously-unknown information and this process is science. characteristics of science - Answer-Questioning, exploring, observing, comparing, measuring, experimenting, discovering Science - Answer-The intellectual and practical activity encompassing the systematic study of the structure and beha...

what makes analytics science correct answer: Analytics is science because Data analytics means Applying scientific methods to the collections and analyses of data, using appropriate methodology, to reveal previously-unknown information and this process is science. characteristics of science correct answer: Questioning, exploring, observing, comparing, measuring, experimenting, discovering Science correct answer: The intellectual and practical activity encompassing the systematic study o...

WPC 300 Exam prep Questions and answers A+ Scores

Which of the following violates the principle of data visualization? - Answer-The data-ink ratio should be higher than 1 When the lie-factor of a graphical chart is more than 1, - Answer-the size of the effect shown in the graph is bigger than the actual effect in the data. In for a chart to minimize graphical complexity, the data-ink ratio must be: - Answer-close to 1 Which are useful principles for data visualization? - Answer-The graph suggests a possible true effect Visualization...

WPC 300 Exam Questions & Answers 2023/2024 which of the following propostiton describes an existing theory or belief in a population - ANSWER-null hypothesis if the confidence level is 98%, what is the margin of error in your statistical test - ANSWER-2% the one-sample z-statistics is used instead of the one-sample t-statistics when - ANSWER-when sigma is known sample of size 25 are selected from a population with mean 40 and standard deviation 5. the mean of the sample mean distri...

Anchoring bias correct answer: Over-reliant on the first piece of information is called Gamblers' fallacy is ____________. correct answer: a clustering illusion Which of the following is an example of secondary data? correct answer: Firm's proprietary data In an agile approach of analytics what is the first step of the process? correct answer: perform business discovery Predictive analytics may be applied to __________, which is a set of techniques that use descriptive data and...

WPC 300 Final Exam Questions and Answers