Fifty pro-football rookies were rated on a scale of 1 to 5, based on performance at a training camp as well as on past performance. A ranking of 1 indicated a poor prospect, whereas a ranking of 5 indicated an excellent prospect. The following frequency distribution was constructed.
Rating Frequency
1 4
2 10
3 14
4 18
5 4
a.) How many of the rookies received a rating of 4 or better? How many of the rookies received a rating of 2 or worse?
– The rookies who received a rating of 4+ are 22 and the ones who received a rating of 2 or worse are 14.
b.) Construct the relative frequency distribution. What proportion received a rating of 5?
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c.) Construct a bar chart. Comment on the findings.
