5 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? b. Construct the relative frequency distribution. What proportion received a rating of 5? c. Construct a bar chart. Comment on the findings. 4

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1. 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
1
2
3
4
5
Frequency
4
10
14
18
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?
b. Construct the relative frequency distribution. What proportion received a rating of 5?
c. Construct a bar chart. Comment on the findings.
Transcribed Image Text:1. 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 1 2 3 4 5 Frequency 4 10 14 18 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? b. Construct the relative frequency distribution. What proportion received a rating of 5? c. Construct a bar chart. Comment on the findings.
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