A survey of 2294 adults in a certain large country aged 18 and older conducted by a reputablo polling organization found that 417 have donated blood in the past two years Complete parts (a)
through (c) below
(a) Obtain a point estimate for the population proportion of adults in the country aged 18 and older
who have donated blood in the past two years.
p=
=
(Round to three decimal places as needed.)

(b) Verify that the requirements for constructing a confidence interval about p are satisfied.
2)
The sample
a simple random sample, the value of
is
which is
10, and the
aj
less than or equal to 5% of the
(Round to three decimal places as needed.)
za (c) Construct and interpret a 90% confidence interval for the population progonion of adults in the
country who have donated blood in the past two years. Select the correct choice below and fill in
any answer bores within your choice.
Type innegers or decimals rounded to three decimal places as needed. Use ascending order)

A. There is a __% chance the proportion of adults in the country aged 18 and older who
have donated blood in the past two years is between __and ___
B. We are ___% confident the proportion of adults in the country aged 18 and older who
have donated blood in the past two years is between ___and___