A student is given a quiz with 10 true or false question, and he answers by sheer guessing. If X is the number
of questions answered correctly, what is the probability distribution of X ? If the student passes the quiz by
getting 7 or max correct answers, what is the probability that the student passes the quiz ?.
can someone send me a detailed explanation
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2
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Answered by
2
Answer:
probability of getting 7 right is 7/10
and, probability of getting all right is 10/10 which is one
if we let passing marks be 40% then probability of passing is 4/10 which is 2/5
Hope, this is usefull
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