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You wake up from a nightmare in which you've completely forgotten about the final exam in...

You wake up from a nightmare in which you've completely forgotten about the final exam in your stats class. Since you haven't studied, you estimate that there is am 80% chance of answering any individual problem correctly. Determine the chance that you answer a problem incorrectly.
A) 20%
B) There is not enough information
C) 80%

math   Statistics-And-Probability   
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Answer #1

Probability that any individual problem is answered correctly is 0.8 i.e. 80%

Option C is correct, i.e. 80%

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