statistics

in, Mequency 5 91317 21' 25 data Q Based on the histogram above. what is the class width? What is the sample size? Sample size = The table below shows the scores of a group of students on a 10-point quiz. The mean score on this test is: [: The median score on this test is: I: Giving a test to a group of students. the grades and gender are summarized below Ifone student Is chosen at random, Find the probability that the student was male OR got an \"C". Based on the frequency distribution above. nd the relative frequency for the class 19-22 . Relative Frequency = :] 9i: Give your answer as a percent, rounded to one decimal place