A sample of 100 mortgages approved during the current year showed that 31 were issued to a
Question:
(a) At the .05 level of significance in a right-tailed test, has the percentage of single-earner or individual mortgages risen? Include a sketch of your decision rule and show all work.
(b) Is this a close decision?
(c) State any assumptions that are required.
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Related Book For
Applied Statistics In Business And Economics
ISBN: 9780073521480
4th Edition
Authors: David Doane, Lori Seward
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