Question

Based on the tree diagram below, what is the probability that a student doesn’t have lice, given that the student tested negative

Answer 1

Answer:

0.6768

Step-by-step explanation:

It says what is the probability student doesn't have lice GIVEN THAT student tested negative.

We need to look at the tree branch that has "student has no lice" and "test shows negative".

Looking at the bottom-most branch, we see this one shows that "test is negative and student has no lice". This has a value of 0.6768. This is the correct answer.

Answer 2

Answer:

0.6768

Step-by-step explanation:

Well simply it says "what is the probability...…a false negative?

Thats really all

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