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Mathematics 9 Online
princeevee:

can someone help solve this

princeevee:

1 attachment
Vocaloid:

hint: how many students studied WITH music for MORE than an hour?

princeevee:

9

Vocaloid:

good now, how many total students studied with music?

princeevee:

15

Vocaloid:

good! so your frequency would be 9/15 = ?

princeevee:

0.6

Vocaloid:

good so that's your answer

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