Question

I need help. I am so so lost and need the answers and step by step if possible. I have tried everything but I think I'm just.. having a huge brainfart.
I need the answers and the step by step please

A quiz consists of 8 multiple choice questions, each with 5 possible answers.

c. If random guesses are made for all 8 questions, find the probability that a
student will answer exactly 5 correctly.

A. 0.999 B. 0.009 C. 0.990

D. There is not enough information to answer this question.
----
d. If random guesses are made for all 8 questions, find the probability that a
student will answer less than 4 correctly.

A. 0.944 B. 0.375 C. 0.046 D. There is is not enough information to answer this question

Answers

Writeacher
If you are having this much trouble and you just want the answers (and explanation?? hmmm), it seems to me you need to re-take the course, preferably with a different instructor.

Related Questions