4. Frogs: A wildlife biologist examines frogs for a genetic trait he suspects may be linked to sensitivity to industrial toxins in the environment. Previous research had established that this trait is usually found in 1 of every 8 frogs. She collects and examines a dozen frogs. If the frequency of the trait has not changed, what's the probability she finds the trait in a) none of the 12 frogs? b) at least 2 frogs? c) 3 or 4 frogs? d) no more than 4 frog

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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4. Frogs: A wildlife biologist examines frogs for a genetic trait he suspects may be linked to sensitivity to
industrial toxins in the environment. Previous research had established that this trait is usually found in 1 of
every 8 frogs. She collects and examines a dozen frogs. If the frequency of the trait has not changed, what's the
probability she finds the trait in
a) none of the 12 frogs?
b) at least 2 frogs?
c) 3 or 4 frogs?
d) no more than 4 frog
Transcribed Image Text:4. Frogs: A wildlife biologist examines frogs for a genetic trait he suspects may be linked to sensitivity to industrial toxins in the environment. Previous research had established that this trait is usually found in 1 of every 8 frogs. She collects and examines a dozen frogs. If the frequency of the trait has not changed, what's the probability she finds the trait in a) none of the 12 frogs? b) at least 2 frogs? c) 3 or 4 frogs? d) no more than 4 frog
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