ASQ CQPA Book 3 Frequently Most Tested Questions and Verified Accurate Answers
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Course
ASQ
Institution
ASQ
Basic Distributions
Depicts the amount of variation in outcomes of a process, used to represent the behavior
of a process outcome. Usually described in terms of its shape, mean, and standard
deviation
Central Tendency - Descriptive Statistics
measures data location using the mean, mode and...
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ASQ CQPA Book 3 Frequently Most Tested
Questions and Verified Accurate Answers
Basic Distributions
✓ Depicts the amount of variation in outcomes of a process, used to represent the behavior
of a process outcome. Usually described in terms of its shape, mean, and standard
deviation
Central Tendency - Descriptive Statistics
✓ measures data location using the mean, mode and median
Dispersion
✓ a measure of spread around a central point, includes the measures range, standard
deviation and variance
Mean (distribution)
✓ typically used with normal data, provides a reference point for relating all other data
points
✓ ex. 1,1,2,3,4,5,5 = mean = 3
Median (distribution)
✓ Center point. Equal number of data points to each side
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✓ a probability distribution having two distinct statistical modes (Note: Skewed and bimodal
distributions are not normal distributions. They are skewed to either side or toward both
ends
Variability
✓ Spread of data
Standard Deviation
✓ Used for measuring dispersion, measures the spread of the values in the data set
Range
✓ a measure of dispersion
Variance
✓ measures the extent of dispersion around the central tendency.
Probability
✓ The chance of an event occurring
Independent event
✓ The occurrence of one event does not affect the probability that the other occurs
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