Question
The following is a frequency distribution of ages of residents of a senior citizens' home in New York. Fill in the midpoints, then calculate the
The following is a frequency distribution of ages of residents of a senior citizens' home in New York. Fill in the midpoints, then calculate the mean and the standard deviation. Round to two decimal positions. You may assume the data represents a population.
| Ages of Residents | Midpoints | Frequency |
|---|---|---|
606760-67 | 17 | |
687568-75 | 24 | |
768376-83 | 8 | |
849184-91 | 4 |
- Mean =
- Standard deviation =
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Trigonometry
Authors: Mark Dugopolski
4th Edition
0321915496, 9780321915498
