WGU C207 DATA DRIVEN DECISION MAKING QUESTIONS WITH CORRECT ANSWERS

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Frame the Problem, Solving the Problem and Communicating Results are part of which decision making model? Correct Answer Davenport-Kim three-stage model In which stage of the Davenport-Kim model is... problem recognition? Correct Answer Framing the problem In which stage of the Davenport-Kim model is data collection? Correct Answer Solving the problem What is a key reason we study statistics? Correct Answer To make informed decisions Visually presenting the data assists in which stage of the Davenport-Kim model? Correct Answer Communicating the results When does research fail to produce reliable results? Correct Answer Poor research validity What are the two major issues surrounding research standards? Correct Answer Best practices and ethics In order to be a statistically valid sample, the sample must be: Correct Answer The appropriate size and random Not selecting a random sample is what type of bias? Correct Answer Measurement Not selecting a right sized sample is what type of bias? Correct Answer Measurement Research best practices eliminate... Correct Answer Bias Outliers create this type of error Correct Answer Out-of Range Unpredictable error Correct Answer Random Error - No correlation Error may occur from missing data. (Example: Space not filled in) Correct Answer Omission Error - Distorted results This error repeats itself Correct Answer Systematic Error - Skewed results Observation points that are distant from other observations. Correct Answer Outliers Note: Can be included or excluded in analysis (causes skewness) [Show More]

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