Leslie is a biologist. She is going to randomly select one animal from her lab to study. There are 5 salamanders, 3 crayfish, an

Question

3 years ago

9

Leslie is a biologist. She is going to randomly select one animal from her lab to study. There are 5 salamanders, 3 crayfish, an

d 12 minnows in her lab. What is text P salamander P salamander start text, P, left parenthesis, salamander end text, right parenthesis? If necessary, round your answer to 2 decimal places. In decimal form

Mathematics

2 answers:

Virty [35] · Answer 1 · 2022-01-19T23:27:58+03:00

Virty [35]3 years ago

4 0

Answer:

is there answer choices?

Step-by-step explanation:

nika2105 [10] · Answer 2 · 2022-01-20T01:24:04+03:00

nika2105 [10]3 years ago

4 0

Answer:

$0.25$

Step-by-step explanation:

Probability = Number of favorable outcomes / Number of posssible

outcomes

There are $5$ favorable outcomes (the $5$ salamanders).

There are $20$ posssible outcomes (the $5+3+12=20$ total animals).

P (salamander) $= \frac{5}{20} = 0.25$