3 4 points Students take lecture quizzes in EAS 305 classes

Last updated: 3/1/2023

3 4 points Students take lecture quizzes in EAS 305 classes Meanwhile some students that use mobile devices have been having issues submitting their answers The instructor suspects that the issue may be related to the operating system OS on the devices Out of the 39 students that use mobile devices to take their quizzes 18 use Mac OS 13 use Android OS and the rest use Windows OS The instructor randomly selected 3 students from the 45 students as a sample for analysis a 1 5 points Find the probability that all 3 students use the same OS b 1 point Determine the probability all OS are contained in the sample 1 5 points Determine the probability that at least one of the students in the sample use Os or Windows OS