The language arts teacher wants to know whether the students in the entire school prefer a debate or an speech. the teacher draws a random sample from the following groups all teachers in the school all boys in each grade all students in the speech club all students in each grade which group best represents the population she should take a random sample from to get the best results for her suney? all teachers all boys in each grade all students in the speech club all students in each grade

Write the pair of fractions as a pair of fractions with a common denominator

Cor d? ? me ? 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.

What is the missing reason in the proof? segment addition congruent segments theorem transitive property of equality subtraction property of equality?