Of 150 patients randomly selected by a hospital, 90 of them said that their health insurance was
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Question:
Of 150 patients randomly selected by a hospital, 90 of them said that their health insurance was not adequate.
(a) Construct a 99% confidence interval for the proportion of patients who would say that their health insurance was not adequate.
(b) Can we say that more than 50% of all patients of the hospital did not have adequate health insurance? Test at the 1% significance level.
Related Book For
Statistics Unlocking the Power of Data
ISBN: 978-1118583104
1st edition
Authors: Robin H. Lock, Patti Frazer Lock, Kari Lock Morgan, Eric F. Lock, Dennis F. Lock
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