ple were polled on how many books they read the previous year. Initial survey results indicate that s = 15.3 books. Complete parts (a) through (d) below. Click the icon to view a partial table of critical values. How many subjects are needed to estimate the mean number of books read the previous year within six books with 95% confidence? his 95% confidence level requires subjects. (Round up to the nearest subject.)

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People were polled on how many books they read the previous year. Initial survey results indicate that s = 15.3 books. Complete parts (a) through (d) below.
Click the icon to view a partial table of critical values.
(a) How many subjects are needed to estimate the mean number of books read the previous vear within six books with 95% confidence?
This 95% confidence level requires subjects. (Round up to the nearest subject.)
Enter your answer in the answer box and then click Check Answer.
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Transcribed Image Text:People were polled on how many books they read the previous year. Initial survey results indicate that s = 15.3 books. Complete parts (a) through (d) below. Click the icon to view a partial table of critical values. (a) How many subjects are needed to estimate the mean number of books read the previous vear within six books with 95% confidence? This 95% confidence level requires subjects. (Round up to the nearest subject.) Enter your answer in the answer box and then click Check Answer. Clear All Check Answ 4 A parts remaining Ed0 ENG O Ai P Type here to search ily. h2 home end + prt sc delete ho トト 10 4+ 144 ? 米 esc num & 2$ 4 backspace lock %23 8. %3D @ { T home
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