Compare the two box plots below. Which of the following statements is NOT true? A. The interquartile range of both Class A and Class B is approximately two.
B. The median number of siblings in Class B is approximately 2.5.
C. Both Class A and Class B have students who have no siblings.
D. Over half of the students in Class A have two or more siblings.

1.) 2x + y = 3 2.) x - 2y = -1 if equation 1 is multiplied by 2 and then the equations are added, the result is a.3x = 2 b.3x = 5 c.5x = 5

Evaluate cos2θ for cosθ = square root of 3/2

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.