posted by robyn
Starting with the data values 70 and 100, add three data values to the sample so that the mean is 81, the median is 94, and the mode is 94. Please show all of your work.
Since the mode is 94, at least two of the scores = 94.
For the mean:
(70+100+94+94+x)/5 = 81
Solve for x for the last score.