Question
A recent survey showed that, out of 19,136 people, 31% sleepwalk. Would a researcher be justified in stating that greater than 30% of adults have
A recent survey showed that, out of 19,136 people, 31% sleepwalk.
Would a researcher be justified in stating that "greater than 30% of adults have sleepwalked"?
a) Test the claim that for the adult population, the proportion of those who have sleepwalked is greater than 0.30.
b) What is the confidence interval used to support the decision of the hypothesis test?
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Basic Economics
Authors: Frank V. Mastrianna
16th edition
1111826641, 978-0357706664, 978-1111826642
