On Monday, Sandra set a goal to run miles by Thursday. She ran of a mile on Monday, of a mile on Tuesday, and of a mile on Wednesday. How many miles should she run on Thursday to reach her goal? Express your answer as a fraction in lowest terms.

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.