The heights of a random sample 01 50 college students showed a mean of 178.8 centimeters and a standard deviation of 6.8 centimeters. (a) Construct a 98% condence interval fOI the mean height of all college students. (b) What can we assert with 98% condence about the possible size of our error if we estimate the mean height of all college students to be 178.8 centimeters? Click here to view page 1 of the standard normal distribution table, Click here to view page 2 of the standard normal distribution table. Click here to View page 1 of the able of critical values of the tdistribution. Click here to View page 2 of the able of critical values of the tedistribution. (a) The condence interval is