Stat

Problem (25 points) The recent CPALE shows that 89.44% of the students who took the examination got score below 75. If there are 5,000 who took the examination, having a standard deviation of 15, solve for the following: a) Number of students who passed above the mean score? b) Number of students who passed between the scores of 40 and 60. c) How many students got above the score of 89? d) If passing is 75, how many takers passed