WGU C207 Data Driven Decision Making Latest Exam Questions Solved Correctly.
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Course
WGU C207
Institution
WGU C207
Z-Score - 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 - Answer How far a set of numbers are spread. Used for Data set. Hint Words = Risk, spread.
M...
WGU C207 Data Driven Decision Making
Latest Exam Questions Solved Correctly.
Z-Score - 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 - Answer How far a set of numbers are spread. Used for Data set. Hint Words = Risk, spread.
Multiplication Rule - 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 - 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 - Answer How many combinations can be made.
Bayes Theorem - 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 - Answer Number halfway into the data set. Hint Word: Typical
Mode - Answer Number that occurs most often in a data set.
Mean - Answer Average. Add all numbers and divide.
Standard Deviation - Answer How spread out the numbers are. Square root of the variance.
, Pareto Chart - 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 - Answer Shows the causes of a specific event.
Check Sheet - Answer Collect data in real time.
Control Chart - Answer Determines whether a process should undergo a formal exam for quality.
Histogram - 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 - Answer A graphic that uses dots to show relationships or correlations between
variables
Flow/Run Chart - Answer Shows the workflow process
Bar Chart - Answer Graph of schedule-related info. Example: Measures how many people are from each
state.
Box - Plot - 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 - Answer Dependent upon the Independent variable
Independent Variable - Answer Variable the drives the dependent variable
Range - Answer Difference between the lowest and highest number in a data set. Example: 4,6,9,3,7
Range = 9-3 =6
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