Number of Students by Score and Week O out of 5 1 out of 5 2 out of 5 3 out of 5 4 out of 5 5 out of 5 Total Week 1 4 6 8 12 4 6 40 Week 2 4 6 10 10 8 2 40 Week 3 6 6 8 10 6 4 40 Total 14 18 26 32 18 12 120 The same 40 students, on each of 3 weeks, tried to correctly guess the age of 5 other students in order to win a prize. Each student received 1 point for each correct answer. The number of students receiving a given score on each week is shown in the table above. What was the mean score of the students on Week 1?
Number of Students by Score and Week O out of 5 1 out of 5 2 out of 5 3 out of 5 4 out of 5 5 out of 5 Total Week 1 4 6 8 12 4 6 40 Week 2 4 6 10 10 8 2 40 Week 3 6 6 8 10 6 4 40 Total 14 18 26 32 18 12 120 The same 40 students, on each of 3 weeks, tried to correctly guess the age of 5 other students in order to win a prize. Each student received 1 point for each correct answer. The number of students receiving a given score on each week is shown in the table above. What was the mean score of the students on Week 1?
Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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Transcribed Image Text:Number of Students by Score and Week
O out of 5
1 out of 5
2 out of 5
3 out of 5
4 out of 5
5 out of 5
Total
Week 1
4
8
12
4
6.
40
Week 2
4
10
10
40
Week 3
6.
10
6
4
40
Total
14
18
26
32
18
12
120
The same 40 students, on each of 3 weeks, tried to correctly guess the age of 5 other students in order to win a prize. Each student received 1 point for each correct answer.
The number of students receiving a given score on each week is shown in the table above.
What was the mean score of the students on Week 1 ?
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