The arithmetic mean of the following frequency distribution is 25. Determine value of p.
Class interval 0−10 10−20 20−30 30−

By Ayla

The arithmetic mean of the following frequency distribution is 25. Determine value of p.
Class interval 0−10 10−20 20−30 30−40 40−50
Frequency 5 18
15 p 6​

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Ayla

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