Concept explainers
a.
Final score for each gymnast. Find winner.
a.
Answer to Problem 13PPS
J is winner
Explanation of Solution
Given Information:
Judge 1 | Judge2 | Judge 3 | Judge 4 | Judge5 | Judge 6 | |
J | 9.6 | 9.6 | 9.8 | 9.4 | 9.6 | 9.8 |
R | 9.5 | 9.3 | 9.8 | 9.4 | 9.2 | 9.7 |
L | 9.6 | 9.8 | 9.4 | 9.2 | 9.7 | 9.4 |
B | 9.4 | 9.2 | 9.6 | 9.8 | 9.5 | 9.6 |
H | 9.7 | 9.3 | 9.7 | 9.4 | 9.3 | 9.7 |
Formula used:
Mean=
Where, n=total number of terms,
Calculation:
J after removing highest and lowest value:
Mean=
R after removing highest and lowest value:
Mean=
L after removing highest and lowest value:
Mean=
B after removing highest and lowest value:
Mean=
H after removing highest and lowest value:
Mean=
J has highest average. He is winner.
b.
Find winner
b.
Answer to Problem 13PPS
J is winner
Explanation of Solution
Given information:
Judge 1 | Judge2 | Judge 3 | Judge 4 | Judge5 | Judge 6 | |
J | 9.6 | 9.6 | 9.8 | 9.4 | 9.6 | 9.8 |
R | 9.5 | 9.3 | 9.8 | 9.4 | 9.2 | 9.7 |
L | 9.6 | 9.8 | 9.4 | 9.2 | 9.7 | 9.4 |
B | 9.4 | 9.2 | 9.6 | 9.8 | 9.5 | 9.6 |
H | 9.7 | 9.3 | 9.7 | 9.4 | 9.3 | 9.7 |
Formula used:
Mean=
Where, n=total number of terms,
Calculation:
J after removing highest and lowest value:
Mean=
R after removing highest and lowest value:
Mean=
L after removing highest and lowest value:
Mean=
B after removing highest and lowest value:
Mean=
H after removing highest and lowest value:
Mean=
J has highest average. He is winner.
c.
Compare results
c.
Answer to Problem 13PPS
Results are same in both cases
Explanation of Solution
Given Information:
Solutions of above parts
The results if compared with each other on above is same as J wins in both the cases. Even after excluding or including least and highest score, scores are almost same.
Chapter 10 Solutions
Algebra 1, Homework Practice Workbook (MERRILL ALGEBRA 1)
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