Reference no: EM133136929

Question - We randomly get the exam scores (0-100) of the 6 students in a 30-students class. Please give all the answers.

a) If the mean of the six scores is 60, and 5 of them get 50, 70, 90, 30, and 80, what is the sixth score?

b) If the median of the six scores is 80, and 5 of them get 50, 70, 70, 90, and 100, what is the sixth score?

c) If the range of the six scores is 30, and 5 of them get 30, 40, 40, 40, and 50, what is the sixth score?

d) If the variance and standard deviation of the six scores are the same, and the 5 of them get 60, what is the sixth score?