Waec Model Questions Vol1 2023 Biology Question 15
Practice objective / multiple choice question 15 from the 2023 Waec Model Questions Vol1 Biology examination.
A molecular clock estimates that species A and B diverged 12 million years ago with a standard deviation of 1.5 million years (assume a normal distribution). The oldest known fossils are 10 million years old for species A and 9 million years old for species B. What is the probability that the true divergence time is more recent than 10 million years ago? Express your answer as a decimal rounded to two places.
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About This Question
This is Waec Model Questions Vol1 2023 Biology Question 15. It is one of the objective questions from the 2023 Waec Model Questions Vol1 Biology examination.
Difficulty level: Medium .
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