The mean and median scores of a recent Stat 111 exam were close to 68%. The instructor decided not to count one score of zero that was from an absent student to get a better representation of the class average and then recalculated the new mean and median. a) Will the new mean increase, decrease or remain about the same? Explain.
b) Will the new median increase, decrease or remain about the same? Explain.
c) Will the overall range increase, decrease or remain about the same? Explain.
d) Will the IQR increase, decrease or remain about the same? Explain.
The mean and median