guys please answer this ..don't spam
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Answer:
class. frequency. xi. fixi
1 - 2. 9. × 2. 18
3 - 5. 22. × 4. 88
5 - 7. 27. × 6. 162
7 - 9. 17 × 8. 136
=
75
mean = 404 \75. = 5 .38 this is the mean .
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Answer:
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