Unknowndragon42
12.08.2020 •
Mathematics
suppose a chemical engineer randomly selects 3 catalysts for testing from a group of 10 catalysts, 6 of which have low acidity & 4 have high acidity. What is the probability that exactly2 lower acidic catalysts are selected?
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Ответ:
Step-by-step explanation:
Total catalysts = 10
Probability of 2 lower acidic catalysts = 2/10 = 1/5
Ответ:
the second statement is right
Step-by-step explanation:
hope this helps