1. What are two potential uses of analytics? Choose 2 answers:
a. To turn information into insight
b. To develop fact-based strategies
2. Which two
... [Show More] tools help users to understand processes?
a. Control charts
b. Flow charts
3. A scale is used to measure the thickness of randomly selected steel rods used in construction. It is accidentally programmed to add one millimeter to each rod. What is the resulting mistake representative of?
a. Systematic error
4. Which type of result is produced from an analysis performed on a data set that has missing or omitted values?
a. Distorted
5. Which kinds of data error is easier to check for when the data are organized in spreadsheets and relational databases?
a. Calculation error
6. Which results could stem from using a quality control tool other than a control chart?
a. Minimizing errors through the process of collecting data
7. Frame the problem, solving the problem and communicating results are part of which decision- making model?
a. Davenport-Kim three stage model
8. In which stage of the Davenport-Kim model is problem recognition?
a. Framing the problem
9. In which stage of the Davenport-Kim model is data collection?
a. Solving the problem
10. What is a key reason we study statistics?
a. To make informed decisions
11. Visually presenting the data assists in which stage of the Davenport-Kim model?
a. Communicating the results
12. When does research fail to produce reliable results?
a. Poor research validity
13. What are the two major issues surrounding research standards?
a. Best practices and ethics
14. In order to be a statistically valid sample, the sample must be?
a. The appropriate size and random
15. Not selecting a random sample is what type of bias?
a. Measurement
16. Not selecting a right-sized sample is what type of bias?
a. Measurement
17. Research best practices eliminate?
a. Bias
18. Outliers create this type of error?
a. Out-of-range 19. Unpredictable error?
a. Random error - no correlation
20. Error may occur from missing data (EX: Space not filled in)
a. Omission error – Distorted results
21. This error repeats itself?
a. Systematic error – Skewed results
22. Observation points that are distant from other observations are?
a. Outliers Note: Can be included or excluded in analysis
(Courses skewness)
23. Types of bias: Bias that occurs from not selecting a random sample?
a. Measurement bias
24. Types of bias: Bias is introduced because respondents believe it will be beneficial if selected?
a. Conscious bias (Keyword benefit)
25. Consistent and repeatable data
a. Reliable
26. Resulting from accurate measurements?
a. Valid data
27. If a responder lies on their survey, this creates what type of bias?
a. Information
28. Sorting your spreadsheet can expose these errors by moving them to the very top or the very bottom of the column?
a. Omission or out-of-range
29. An error that will fix itself over time?
a. Random
30. An error that will not fix itself, you must do something?
a. Systematic
31. Cleaning and organizing data?
a. Data management
32. Are the following variables quantitative or qualitative?
Personality type, social class, or communication style?
a. Qualitative
33. A study used when you a conditions can’t be controlled?
a. Observational study
34. Observes people going forward in time from the time of their entry into the study?
a. Cohort study
35. What are the 3 elements of an experimental study?
a. Unit, Treatment, Response
36. Accurately measures what it is intended to measure?
a. Valid data
37. are the experiment study preventing bias?
a. Blinding
38. Neither the treatment allocator nor the participant tin which group the participant is contributing to (Who is getting the real drug)?
a. Double blind study [Show Less]