A student who is studying to become a computer scientist would like to estimate the proportion of Android users at his university because he would like to begin offering an Android repair service to students to support himself financially. He randomly samples 31 students and asks them if they own an Android phone to which 13 say they do. Fill in the blanks below to construct a 95% confidence interval for the proportion of students at his university who own a Android phone. Round the point estimate and standard error to four decimal places. Report the critical value to two decimal places. Note that the critical value should be reported immediately after the ±. _____________ ± ___________ * ______________
A student who is studying to become a computer scientist would like to estimate the proportion of Android users at his university because he would like to begin offering an Android repair service to students to support himself financially. He randomly samples 31 students and asks them if they own an Android phone to which 13 say they do. Fill in the blanks below to construct a 95% confidence interval for the proportion of students at his university who own a Android phone. Round the point estimate and standard error to four decimal places. Report the critical value to two decimal places. Note that the critical value should be reported immediately after the ±.
_____________ ± ___________ * ______________
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