Concept explainers
a.
To calculate which contestant falls on sixth decile.
a.
Answer to Problem 14PPS
D and Fare at 6th decile.
Explanation of Solution
Given information: Scores of the contestants.
Formula Used:Decile is,
Calculation:
Arranging the values in a descending order
Name | Score |
D | 29 |
V | 28 |
I | 27 |
N | 26 |
B | 25 |
W | 22 |
C | 21 |
J | 20 |
Y | 18 |
A | 17 |
K | 16 |
F | 15 |
D | 14 |
H | 12 |
I | 11 |
M | 10 |
B | 9 |
T | 6 |
H | 5 |
P | 4 |
Substituting the values in decile formula,
So,
On solving,
Hence, comparing the value to the table. So, D and F are at 6th decile.
Conclusion:Dand F are at 6th decile.
b.
To calculate the decile of H and D
b.
Answer to Problem 14PPS
D is at 6th decile and H is at 7th decile
Explanation of Solution
Given information: Scores of contestants
Name | Score |
D | 29 |
V | 28 |
I | 27 |
N | 26 |
B | 25 |
W | 22 |
C | 21 |
J | 20 |
Y | 18 |
A | 17 |
K | 16 |
F | 15 |
D | 14 |
H | 12 |
I | 11 |
M | 10 |
B | 9 |
T | 6 |
H | 5 |
P | 4 |
Formula Used:
Decile is,
Calculation:
For H,
Substituting the values,
So,
Cross- multiplying,
On solving,
Rounding of the value,
Hence, H is at 7th decile
And from part (i) we know D is at 6th decile
Conclusion:D is at 6th decile and H is at 7th decile
Chapter 10 Solutions
Algebra 1, Homework Practice Workbook (MERRILL ALGEBRA 1)
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