We are given three coins: one has heads in both faces, the second has tails in both faces, and the third has a head in one face and a tail in the other. we choose a coin at random, toss it, and it comes head. what is the probability that the opposite face is tails?

Find the slope and the y-intercept if there's one and the equation of the line given these two points( 3, 2) and( 3, -4)

Find the commission on a $590.00 sale if the commission is 15%.

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.