Question

priyanka giving a test with 60 mcq. each question has 5 possible answers. every correct response gets a score of 1 and every incorrect response results in a score of -1/4.if out of 50 questions that she thinks she knows, she gets 38correct and 12 incorrect, what is the expected score of
in the test?

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Answer 1

the product of the data, otherwise I would like a good idea to have a look