Megan has a portfolio of 4 stocks. Based on the table which shows the closing stock prices for the day, what is the true average of her stocks?

Needmax 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.

Which statement best describes how to determine whether f(x) = x squared- x +8 is an even function ?

Find the measure of angle a in the following triangle