kitttimothy55
04.08.2019 •
Mathematics
Amultiple-choice question has five answer options of which two options are correct. what is the probability of randomly choosing the correct pair of answer options? the probability of choosing the correct pair of answer options is .
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Ответ:
Probability of choosing one correct response: (2 correct options, 5 choices)
2/5
Once we've chosen one correct response, there are 4 options left, one of which is correct:
1/4
2/5 * 1/4 = 2/20 = 1/10
The probability of choosing the correct pair of answer options is
1/10, or 10%
Ответ:
s
Step-by-step explanation: