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Question 3: 13 of the 20 students in Mr Davidson's class are girls. Two students are chosen at random. 2nd student (a) Copy and complete the tree diagram (b) Work out the p…

Question 3: 13 of the 20 students in Mr Davidson's class are girls. Two students are chosen at random. 2nd student (a) Copy and complete the tree diagram (b) Work out the p…
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Question 3: 13 of the 20 students in Mr Davidson's class are girls. Two students are chosen at random. 2nd student (a) Copy and complete the tree diagram (b) Work out the probability of two boys being selected. (c) Work out the probability of two girls being selected. CORBETTMATHS 2018 1st student boy girl boy girl boy girl outcome BB BG GB GG probability​

User Roni Litman
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7.3k points

2 Answers

3 votes

Answer:

This is a product rule and probablity question. b) 49/400

c) 169/400

Explanation:

User Nicktones
by
8.1k points
3 votes

Answer:

answer int he photos

Explanation:

Question 3: 13 of the 20 students in Mr Davidson's class are girls. Two students are-example-1
Question 3: 13 of the 20 students in Mr Davidson's class are girls. Two students are-example-2
User Arnoud Kooi
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7.5k points
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