Aresearcher takes a simple random sample of 71 homes in the city and finds that the mean square footage is 1468 with a standard deviation of 213 square feet. which interval is the 90% confidence interval for the mean square footage of all homes in that city?

Ineed ! the person who answers and shows their work on they got the answer first will be marked the !

Need now max recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about max’s data must be true? a) the median of max’s data is 250 b) more than half of the data points max recorded were 177 centimeters. c) a data point chosen at random is as likely to be above the mean as it is to be below the mean. d) every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.

50 points~ ! i have to turn this in tomarrow