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Question
Consider the data in the following frequency distribution. Assume the data represent a population.| Class | Frequency |
| 2- 6 | 2 |
| 7 - 11 | 3 |
| 12 - 16 | 4 |
| 17 - 21 | 1 |
For the above data, compute the following.
a. The mean
b. The variance
c. The standard deviation
Answer
This answer is hidden. It contains 14 characters.
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