A student organization at a university is interested in estimating

1) A student organization at a university is interested in estimating the proportion of students in favor of showing movies biweekly instead of monthly.   A SRS of 423 students revealed that 180 are in favor of showing movies biweekly.  State the point estimate.  (Round to two decimal places.) 2)  A student organization at a university is interested in estimating the proportion of students in favor of showing movies biweekly instead of monthly.   A SRS of 423 students revealed that 180 are in favor of showing movies biweekly.  Determine the margin of error for a 90% level of confidence.  (State the z-value used.  Round to two decimal places.) 3)  A student organization at a university is interested in estimating the proportion of students in favor of showing movies biweekly instead of monthly.   A SRS of 423 students revealed that 180 are in favor of showing movies biweekly.  Construct a 90% confidence interval for the true proportion of student in favor of showing movies biweekly instead of monthly.  (Round to two decimal places.)