Astudent takes a quiz consisting of 10 multiple choice questions. each question has 5 possible answers. if a student is guessing the answers at random, and the answers to different questions are independent, find the probability of the student getting at least five correct answers.

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.

Factor the expression using the gcf. the expression 21m−49n factored using the gcf

The equation line of cd is y=-2x-2. write an equation of a line parallels to line cd in slope-intercept form that contains point (4,5)