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Can anyone help me with this question on Frequency Trees? Thanks!

Can anyone help me with this question on Frequency Trees? Thanks!-example-1
User Luminance
by
6.8k points

2 Answers

7 votes

Answer: 0.5

a) boys: 14

girls : 16

b) the ways to randomly select a student is n(A) = 30C1 = 30

the ways to choose a girl is n(B) = 16C1 = 16

=> the probability to randomly select a student being a girl is

n(B)/n(A) = 16/30 ≈ 0.5

Explanation:

User Chris Clark
by
7.0k points
8 votes

Answer:

so if you put 14 in the boys bubble then do 30-14

Explanation:

User Santiago Bendavid
by
7.2k points
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