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Question
A test consists of 20 multiple-choice questions, each with 4 possible answers. If the student guesses on each question, find the probability that at least 4 questions are correct.
Tags
#Exam #has-images
Question
A test consists of 20 multiple-choice questions, each with 4 possible answers. If the student guesses on each question, find the probability that at least 4 questions are correct.
Tags
#Exam #has-images
Question
A test consists of 20 multiple-choice questions, each with 4 possible answers. If the student guesses on each question, find the probability that at least 4 questions are correct.
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Summary
| status | not learned | measured difficulty | 37% [default] | last interval [days] | |||
|---|---|---|---|---|---|---|---|
| repetition number in this series | 0 | memorised on | scheduled repetition | ||||
| scheduled repetition interval | last repetition or drill |
Details
No repetitionsDiscussion
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