Question
Using Microsoft Excel, I converted the heights of my 15 male and 15 female classmates to z- scores. To acquire those z-scores, I first calculated
Using Microsoft Excel, I converted the heights of my 15 male and 15 female classmates to z- scores. To acquire those z-scores, I first calculated the mean and standard deviation.
MEAN = 65
STANDARD DEVIATION = 4.219005
| HEIGHT IN INCHES | Z-SCORE |
| 71 | 1.422136 |
| 70 | 1.185114 |
| 69 | 0.948091 |
| 68 | 0.711068 |
| 66 | 0.237023 |
| 66 | 0.237023 |
| 63 | -0.47405 |
| 62 | -0.71107 |
| 61 | -0.94809 |
| 60 | -1.18511 |
| 59 | -1.42214 |
- What percent (male and female) of your classmates are shorter than 5 feet?
- What percent (male and female) of your classmates are taller than 5 feet?
- What percent (male and female) of your classmates are shorter than 6 feet?
- What percent (male and female) of your classmates are between 60 inches and 70 inches?
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Precalculus (Subscription)
Authors: Michael Sullivan, Michael Sullivan III
11th Edition
0135228980, 9780135228982
