Answered: Find the indicated confidence interval. 18) Of 80 adults selected randomly from one town, 66 have health insurance. Find a 90% confidence interval for the true…

MATLAB: An Introduction with Applications

6th Edition

ISBN: 9781119256830

Author: Amos Gilat

Publisher: John Wiley & Sons Inc

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Question

Find the 90% confidence interval for the true proportion of all adults in town who have healthcare

Find the indicated confidence interval.
18) Of 80 adults selected randomly from one town, 66 have health insurance. Find a 90% confidence interval for the
true proportion of all adults in the town who have health insurance.
A) From 0.742 to 0.908
B) From 0.716 to 0.934
C) From 0.726 to 0.924
D) From 0.755 to 0.895

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