macieschneider
macieschneider macieschneider
  • 27-04-2017
  • Mathematics
contestada

please help me!!!!!! i need it

please help me i need it class=

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mperemsky
mperemsky mperemsky
  • 27-04-2017
The following are true

- 66% were boys (105/160 = 0.656)
- 80/105 of the boys like to surf
- 10/35 of the participants who do not like to surf were girls

The following are false
- 35% do not like to surf (35/160 = .219)
- boys who like to surf (80/105 = .762), girls who like to surf (45/55 = .818)

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