Concept explainers
(a)
To calculate: The values
(b)
To calculate: The z-values that correspond to the inner fences of the box plot for a normal distribution.
(c)
To calculate: The z-values that correspond to the outer fences of the box plot for a normal distribution.
(d)
The probability that an observation lies beyond the inner fences of a normal probability distribution.
The probability that an observation lies beyond the outer fences of a normal probability distribution.
(e)
To explain: The reason the inner and outer fences of a box plot are used to detect outliers in a distribution.
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