WGU C207 Data Driven Decision Making UPDATED ACTUAL Exam Questions and CORRECT Answers
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WGU C207 Data Driven Decision Making
Institution
WGU C207 Data Driven Decision Making
WGU C207 Data Driven Decision Making
UPDATED ACTUAL Exam Questions and
CORRECT Answers
Z-Score - CORRECT ANSWER- Data points only. Measurement of a scores relationship
to the mean. A statistical measure that indicates the number of standard deviations a data
point is from its mean.
Varianc...
WGU C207 Data Driven Decision Making
UPDATED ACTUAL Exam Questions and
CORRECT Answers
Z-Score - CORRECT ANSWER✔✔- Data points only. Measurement of a scores relationship
to the mean. A statistical measure that indicates the number of standard deviations a data
point is from its mean.
Variance - CORRECT ANSWER✔✔- How far a set of numbers are spread. Used for Data
set. Hint Words = Risk, spread.
Multiplication Rule - CORRECT ANSWER✔✔- A method for finding the probability that
both of two events occur. When the probabilities of multiple events are multiplied together to
determine the likelihood of all of the events happening. Word Hint: And
Addition Rule - CORRECT ANSWER✔✔- A method for finding the probability that either
or both of two events occur. When two events, A and B, are mutually exclusive, the
probability that A or B will occur is the sum of the probability of each event. Word Hint:
Either/or.
Combination Rule - CORRECT ANSWER✔✔- How many combinations can be made.
Bayes Theorem - CORRECT ANSWER✔✔- Probability of an event , based on conditions
that might be related to the event. Conditional probability. A formula that calculates
conditional probabilities. Important for understanding how new information affects the
probabilities of outcomes. Word Hint: Given that.
Median - CORRECT ANSWER✔✔- Number halfway into the data set. Hint Word: Typical
Mode - CORRECT ANSWER✔✔- Number that occurs most often in a data set.
Mean - CORRECT ANSWER✔✔- Average. Add all numbers and divide.
, Standard Deviation - CORRECT ANSWER✔✔- How spread out the numbers are. Square
root of the variance.
Pareto Chart - CORRECT ANSWER✔✔- Contains both line and bar graphs. Ordered by
frequency of occurrence that shows how many results were generated by each identified
cause.
Cause and Effect Diagram - CORRECT ANSWER✔✔- Shows the causes of a specific
event.
Check Sheet - CORRECT ANSWER✔✔- Collect data in real time.
Control Chart - CORRECT ANSWER✔✔- Determines whether a process should undergo a
formal exam for quality.
Histogram - CORRECT ANSWER✔✔- Graph representing the distribution of numeric data.
Measures how continuous data is distributed over various ranges. Example: Displays how
many people fall in various ranges of height.
Scatter Diagram - CORRECT ANSWER✔✔- A graphic that uses dots to show relationships
or correlations between variables
Flow/Run Chart - CORRECT ANSWER✔✔- Shows the workflow process
Bar Chart - CORRECT ANSWER✔✔- Graph of schedule-related info. Example: Measures
how many people are from each state.
Box - Plot - CORRECT ANSWER✔✔- Used while studying the composition of a data set to
examine the distribution (non - parametric data) uses median and percentiles rather than
averages. (Look for Spread and Median.)
Dependent Variable - CORRECT ANSWER✔✔- Dependent upon the Independent variable
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