1) (20points) The time needed to complete a statistics test at national level is normally distributed with a mean of 120 minutes (2 hours) and standard deviation of 21 minutes. a. (6pt) What is the probability of completing a stats Read More …
1) (20points) The time needed to complete a statistics test at national level is normally distributed with a mean of 120 minutes (2 hours) and standard deviation of 21 minutes. a. (6pt) What is the probability of completing a stats Read More …