12. A study was conducted to determine whether remediation in basic mathematics enabled students to be more successful in an elementary statistics

And THIS QUESTION

14. You want to design a study to estimate the proportion of students on your campus who agree with the statement, "The student government is an effective organization for expressing the needs of students to the administration." You will use a 95% confidence interval and you would like the margin of error of the interval to be .05 or less. Find the minimum sample size required