Jack scored a mean of 15 points per game in his first 3 basketball games. In his 4th grade, he scored 27 points. What was Jack's mean score for the four games?
The mean is the average:
Mean = (15 + 15 + 15 + 27)/4
Mean = 72/4
Mean = 18
The mean is the average:
Mean = (15 + 15 + 15 + 27)/4
Mean = 72/4
Mean = 18