Find mode
Class= 40-50. 50-60. 60-70.
70-80 80-90. 90-100
Frequency=10. 25. 28
12. 10. 15.
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Answer:
modal class=60-70
Mode = L+[f1-f0÷2f1-f0-f2]×h
= 60+ [28-25÷2×28-25-15]×10
=60+[3÷56-25-15]×10
=60+3÷16×10
=60+3÷8×5
=60+15÷8
=480+15÷8. (lcm)
=60+15
Mode =75
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Answer:
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