A sample of n = 44 observations has a sample mean of x- = 87.90. If an
Question:
(a) H0: μ = 90.0 versus HA: μ ≠ 90.0
(b) H0: μ < 86.0 versus HA: n > 86.0
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Related Book For
Probability And Statistics For Engineers And Scientists
ISBN: 9780495107576
3rd Edition
Authors: Anthony Hayter
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