Probability
Frequency Trees
Interactive practice questions
There are $20$20 teachers at a high school, and $13$13 of them like football.
Complete this frequency tree:
| like football | $\editable{}$ | |
| $20$20 | ||
| don't like football | $\editable{}$ | |
Easy
< 1min
There are $40$40 chimpanzees in an enclosure at the zoo. There are $17$17 males in the enclosure.
Easy
< 1min
There are $24$24 children in a judo class.
There are $9$9 boys and $15$15 girls in the class.
Of the boys, $3$3 are right-handed. Of the girls, $13$13 are right-handed.
Easy
< 1min
There are $44$44 chimpanzees in an enclosure at the zoo, of which $23$23 are male.
Of the male chimpanzees, $19$19 like ice cream. Of the female chimpanzees, $5$5 do not like ice cream.
Easy
1min
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