WGU C207 OA Partial test Questions with Answers
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WGU C207 OA Partial test Questions with
Answers
- What are two potential uses of analytics? Choose 2 answers:
a. To turn information into insight
b. To develop fact-based strategies - Which two tools help users to understand processes?
a. Control charts
b. Flow charts - A scale is used to measure the thickness of randomly selected
steel rods used in construction. Itis accidentally programmed to
add one millimeter to each rod. What is the resulting mistake
representative of?
a. Systematic error - Which type of result is produced from an analysis performed on
a data set that has missing oromitted values?
a. Distorted - Which kinds of data error is easier to check for when the data are
organized in spreadsheets andrelational databases?
a. Calculation error - Which results could stem from using a quality control tool other
than a control chart?
a. Minimizing errors through the process of collecting data - Frame the problem, solving the problem and communicating
results are part of which decision-making model?
a. Davenport-Kim three stage model - In which stage of the Davenport-Kim model is problem
recognition?
a. Framing the problem - In which stage of the Davenport-Kim model is data collection?
a. Solving the problem
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- What is a key reason we study statistics?
a. To make informed decisions - Visually presenting the data assists in which stage of the
Davenport-Kim model?
a. Communicating the results - When does research fail to produce reliable results?
a. Poor research validity - What are the two major issues surrounding research standards?
a. Best practices and ethics - In order to be a statistically valid sample, the sample must be?
a. The appropriate size and random - Not selecting a random sample is what type of bias?
a. Measurement - Not selecting a right-sized sample is what type of bias?
a. Measurement - Research best practices eliminate?
a. Bias - Outliers create this type of error?
a. Out-of-range - Unpredictable
error?
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