An e-learning company prepares online exams for students. It wants to test a new type of question on its target audience and needs to ensure that students will not skip the new question. Based on the responses, the company will determine the new question type is appropriate. Which method should the company use to obtain data for its study? a. Introduce it only at the beginning of test b. Introduce it randomly among other questions in the test c. Introduce it at the end of the test d. Not introduce it in the test

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.