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Briana guesses at all 10 true/false questions on her history test. Find each probability.

User Moulesh
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2 Answers

1 vote

Answer:

Briana guesses at all 10 true/false questions on her history test. Find each probability.

P(exactly 4 correct)

105/512 is the correct answer

Explanation:

User Chakri Reddy
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This question is a little bit hard because you don't mention the probability, but , you could simply done it with this equation :

(number of ways to get the targeted correct answers) / (number of possible way to finish the test)

hope this helps
User Barryrowe
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