A survey of major universities asked what percentage of incoming freshmen usually graduate "on time" in 4 years. Use the summary statistics given to answer the questions that follow.
% on Time
Count ……………………. 48
Mean ……………………. 68.35
Median ………………….. 69.90
StdOev ………………….. 10.20
Min ……………………… 43.20
Max ……………………… 87.40
Range ……………………. 44.20
25th %tile ……………….. 59.15
75th %tile ……………….. 74.75
a) Would you describe this distribution as symmetric or skewed? Explain.
b) Are there any outliers? Explain.
c) Create a boxplot of these data.
d) Write a few sentences about the graduation rates.