Mathematics, 22.12.2020 04:10 hailey5129
On an eight question true-false quiz, a student guesses each answer. What is the probability that he/she gets at least one of the answers correct?
Answers: 3
![P[at\ least\ 1] = 0.9961](/tpl/images/1005/0463/21a64.png)
![P[at\ least\ 1] = 1 - P[none]](/tpl/images/1005/0463/300aa.png)
![P[none] = p(wrong)^8](/tpl/images/1005/0463/1642b.png)
![P[none] = (\frac{1}{2})^8](/tpl/images/1005/0463/93d31.png)
![P[at\ least\ 1] = 1 - (\frac{1}{2})^8](/tpl/images/1005/0463/ccd22.png)
![P[at\ least\ 1] = 1 - \frac{1}{256}](/tpl/images/1005/0463/56c4b.png)
![P[at\ least\ 1] = \frac{256 - 1}{256}](/tpl/images/1005/0463/024ae.png)
![P[at\ least\ 1] = \frac{255}{256}](/tpl/images/1005/0463/07c30.png)
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On an eight question true-false quiz, a student guesses each answer. What is the probability that he...
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