mpanying data represent the homework scores for material on
Last updated: 6/29/2023
mpanying data represent the homework scores for material on Polynomial and Rational Functions for a random sample of students in a college algebra course Complete parts a through h Click the icon to view the data College Algebra Homework Scores 36 28338 28 47 54 60 62 63 65 66 66 69 73 75 77 77 78 78 78 79 79 79 79 79 82 82 84 85 85 86 86 87 89 89 91 O 91 91 93 94 97 97 99 X Skewed right Skewed left Uniform Bell shaped e Determine the sample standard deviation and interquartile range The standard deviation is 13 82 and the interquartile range is 15 5 Round to two decimal places as needed f What is the probability a randomly selected student fails the homework scores less than 70 The probability is 0 25 S Type an integer or a decimal Do not round g What is the probability a randomly selected student earns an A or B on the homework scores 80 or higher Sav The probability is Type an integer or a decimal Do not round