Extended Response After three 25-point quizzes, you have 58
points.
a. How many points do you need to score on your
next 25-point quiz to have a mean score of 20 points?
b. Would a mean score of 20
points after 4 quizzes be greater than or less than your mean score after 3
quizzes?
c. Your score on each quiz is a whole number. Is it possible that your mean
score does not change after the fourth quiz? Explain.