a) John is taking a Statistics course and received the following score on the M!dterm test in his
course (see table). The mean and the standard deviation for the m!dterm test are also given in the
table below. Assume that the normal distribution provides a good model for the frequency
distribution. What percentage of students scored better than John on the m!dterm? Show your
work and write a concluding statement. (3 marks)
a) John is taking a Statistics course and received the following score on the m!dterm test in his
course (see table). The mean and the standard deviation for the m!dterm test are also given in the
table below. Assume that the normal distribution provides a good model for the frequency
distribution. What percentage of students scored better than John on the m!dterm? Show your
work and write a concluding statement. (3 marks)
X
M!dterm
40
50
8