3 pts Question 26 A survey of an urban university showed that 750 of 1100 students sampled attended a home football game during the season. Using the 95% level of confidence, what is the upper limit of the confidence interval! 1.5002 7093 O Correct Answer Not Provided 1 3 pts Question 27 A survey of 144 retail stores revealed that a particular brand and model of tabletres for $375.00 with a standard deviation of $20.00. What is the confidence interval to estimate the true cost of the tablet Correct Anumer Not provided 370.7.373 373.733-378.267 0 370.7* *3793 37073793 3 pts Question 28 Suppose the least squares regression equation is Y - 1202 - 1,133. What is the slope of the line