Question

Out of 400 people sampled, 372 had kids. Based on this, construct a 99% confidence interval for the true population proportion of people with kids. As in the reading, in your calculations: --Use z = 1.645 for a 90% confidence interval --Use z = 2 for a 95% confidence interval --Use z = 2.576 for a 99% confidence interval. Give your answers to three decimals Give your answers as decimals, to three decimal places. [,]

Answer #1

Out of 100 people sampled, 78 had kids. Based on this, construct
a 90% confidence interval for the true population proportion of
people with kids. As in the reading, in your calculations: --Use z
= 1.645 for a 90% confidence interval --Use z = 2 for a 95%
confidence interval --Use z = 2.576 for a 99% confidence interval.
Give your answers to three decimals Give your answers as decimals,
to three decimal places. [,]

Out of 400 people sampled, 144 had kids. Based on this,
construct a 99% confidence interval for the true population
proportion of people with kids.
Give your answers as decimals, to three places.
We can write this answer as
+/-
Or
<p<

Out of 100 people sampled, 80 had kids. Based on this, construct
a 99% confidence interval for the true population proportion of
people with kids.
Give your answers as decimals, to three places

Out of 300 people sampled, 78 had kids. Based on this, construct
a 99% confidence interval for the true population proportion of
people with kids.
Give your answers as decimals, to three places
_________ < p <_________

Out of 300 people sampled, 243 had kids. Based on this,
construct a 99% confidence interval for the true population
proportion of people with kids.
Give your answers as decimals, to three places
___________ < p < ____________

Out of 600 people sampled, 306 had kids. Based on this,
construct a 95% confidence interval for the true population
proportion of people with kids.
Give your answers as decimals, to three places

Out of 500 people sampled, 25 had kids. Based on this, construct
a 90% confidence interval for the true population proportion of
people with kids. Give your answers as decimals, to three
places.

Out of 600 people sampled, 438 had kids. Based on this,
construct a 90% confidence interval for the true population
proportion of people with kids. Give your answers as decimals, to
three places

Out of 500 people sampled, 470 had kids. Based on this,
construct a 90% confidence interval for the true population
proportion of people with kids. Give your answers as decimals, to
three places
< p <

Out of 300 people sampled, 216 had kids. Based on this,
construct a 90% confidence interval for the true population
proportion of people with kids. Give your answers as decimals, to
three places I am 90% confident that the proportion of people who
have kids is between____and___.

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