WGU C207 STUDY GUIDE MODULE 1 & 2
LATEST 2023 GRADED A
Analytics ✔✔is the discovery, analysis and communication of meaningful patterns in data
information bias ✔✔is a prejudice in data that results when either the res
...
WGU C207 STUDY GUIDE MODULE 1 & 2
LATEST 2023 GRADED A
Analytics ✔✔is the discovery, analysis and communication of meaningful patterns in data
information bias ✔✔is a prejudice in data that results when either the respondent or the
interviewer have & agenda that affects responses
ordinal data ✔✔places data into categories that are ordered by a predetermined criteria
interval data ✔✔is numerical data that is ordered, is equal distance apart & does not have a
natural zero
reliable data ✔✔is consistent & repeatable
random error ✔✔represents errors in data caused by unpredictable statistical fluctuations
nominal data ✔✔places data into "either or" categories or identifies by name or charachteristics
data management ✔✔includes cleaning & storage of collected data
big data ✔✔is a massive amount of data that is difficult to process using traditional database &
software techniques
ratio data ✔✔is numerical data that has a natural zero allowing this data to be added, subtracted,
multiplied & divided
measurement bias ✔✔is a prejudice in data that results when the sample is not representative of
the population be tested
Why is quantitative analysis & analytics important in decision making? (Choose 3)
✔✔Decisions are less subjective, analytics can be explanatory , managers can build predictive
models
Sales for Northern region are expected to decrease 2% in the next fiscal year. ✔✔Predictive
analysis
The median household income for New York City from 2009-2013 is ✔✔Descriptive analysis
Alternating two trains between 5 pm & 7 pm will increase on time arrivals ✔✔Prescriptive
analysis
The largest consumer group of the product is female ✔
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