Out of 300 people sampled, 198 had children. Based on this, construct a 90% confidence interval for the true population proportion of people with children. Preliminary: a. Is it safe to assume that n < 5% of all people with children? O No O Yes b. Verify np (1-p) ≥ 10. Round your answer to one decimal place. np(1 - p) Confidence Interval: What is the 90% confidence interval to estimate the population proportion? Round your answer to three decimal places.

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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Out of 300 people sampled, 198 had children. Based on this, construct a 90% confidence interval for the
true population proportion of people with children.
Preliminary:
a. Is it safe to assume that n < 5% of all people with children?
O No
Yes
b. Verify np (1-2) > 10. Round your answer to one decimal place.
np(1 - p)
=
Confidence Interval: What is the 90% confidence interval to estimate the population proportion? Round
your answer to three decimal places.
< p <
Transcribed Image Text:Out of 300 people sampled, 198 had children. Based on this, construct a 90% confidence interval for the true population proportion of people with children. Preliminary: a. Is it safe to assume that n < 5% of all people with children? O No Yes b. Verify np (1-2) > 10. Round your answer to one decimal place. np(1 - p) = Confidence Interval: What is the 90% confidence interval to estimate the population proportion? Round your answer to three decimal places. < p <
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