Economy, asked by eleanorogun, 1 year ago

Class interval|Frequency|Middle value (x)|
0-9. 3. ?
10-19. 5. ?
20-29 8. ?
30-39. 4. ?
40-49. 10. ?
50-59. 6. ?
60-69. 12. ?
70-79. 20. ?

Answers

Answered by bharamdev

1

-(18,45,72,36,90,54,108,180) is the right answer

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