AN 300 (Practice Exam 1) Questions with Correct Answers What is the Business Analytics approach for managerial decision making? - Correct Answer - improve business performance
- it is to yield actionable insights from analyzing data
- RapidMiner is a predictive analytics software tool
- it cannot be access remotely
- it is a business analytics technique 1 / 2
-to make evidence-based decisions we rely on our CEO's vision to promote the next year's assortment of products - Correct Answer decision making The use of sophisticated software tool to predict employee turnover and retention - Correct Answer predictive analytics application in human resources use SQL to find our most profitable customers - Correct Answer perform data query to answer to what has happen to the question We have millions rows of customer data in numbers, text, audio, video, pictures. and other multi- media format. - Correct Answer volume and variety of big data Which of the following is TRUE about Business Analytics? - Correct Answer - "What is the profit from Diet Coke sales if we increase the price of a can by 5 cents" (example of what-if-analysis)
Which of the following is FALSE about JMP? - Correct Answer - your license expired at the end of this course
- needs to install Citrix Receiver in order to use it offline
- developed by researchers at Standford
- it is to ensure the right data is collected to meet quality and suitability requirement
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It is at the lowest level of the data hierarchy. - Correct Answer variable It is a software called database management systems. - Correct Answer oracle It is data collected directly from business transactions. - Correct Answer primary data It involves two steps: data cleansing and data modification. - Correct Answer data pre-preprocessing It replaces data values with legitimate and correct ones. - Correct Answer recording it combines relevant data from multiple tables into a single one for data analysis. - Correct Answer query Which of the following is TRUE about data preparation? - Correct Answer - consists of Data Acquisition and Data Pre-processing
A customer is 1,000 years old. - Correct Answer data cleansing Who is our employee-of-the-month? - Correct Answer data query We need to draw attention to the increased sales in last 5 years. - Correct Answer data reporting The misspelling of a customer's name is corrected. - Correct Answer data recording The missing income of a customer is replaced with the average income of all customers. - Correct Answer data imputation