WGU C207 | 76 Questions and Answers(A+ Solution guide)

For companies to attract and retain their best customers they need a complete portrait of who they are. To develop this portrait companies turn to - Analytics A manufacturer wants to maximize their factory output while specifically minimizing labor costs. What type of analytics might they employ to achieve this goal? - Prescriptive Analytics What type of data error that occurs in measurement is constant within a data set and is sometimes caused by faulty equipment or bias? - Systematic An Educator develops a new standardized test to measure math skills of ninth graders. She has students in her home state of Ohio take the test. If the test is to be used on a national level, what type of error might be found in her data? - Measurement Bias A city government is trying to determine the national origins of its recent immigrant population. If a survey of the immigrant population is conducted in English what type of error might be present in the data? - Omission The use of Big Data is increasingly important to businesses in competitive markets. Which of the following characteristics is not true of big data? - Can be analyzed with traditional spreadsheets The Davenport-Kim three-stage model consists of framing the problem, solving the problem, and communicating results. Which two of the following are part of framing the problem stage? - Determine the scope of the problem Review of previous findings A healthcare provider is researching blood glucose levels before and after exercising. What two elements should be part of any experimental study such as this? - Treatment procedures Experimental response Runners cover 26.2 miles in the Olympics marathon. What level of measurement is this? - RatioWhat level of measurement is the type of cars produced in Ford factory? - Nominal What level of measurement is this the 10 best cities in the U.S. to retire in? - Ordinal What level of measurement are women's dress sizes (2,4,6, etc.)? - Interval A local school board is studying the impact of a proposed change in testing on math scores. Bias can be introduced into the study by both students and teachers. Which research technique would eliminate this type of bias? - Double blind study A Company's product development team test 3 new car waxes by waxing 5 cars with each wax and then running them through a car wash. They then record number of washes it takes before the wax begins to deteriorate. What is the term for the five cars? - The experimental unit