You take a 10 question multiple choice test. Each question has 4 choices and you guess on all of them. What is the probability y
ou get 7, 8, 9, and 10 questions right. Explain your work
1 answer:
Answer:
Probability of getting 7 correctly = 0.0030899
Probability of getting 8 correctly = 0.00038624
Probability of getting 9 correctly = 0.00002861
Probability of getting 10 correctly = 0.00000095367
Probability of Getty at least 7 questions correctly = 0.0035057
Step-by-step explanation:
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