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Probability of the student answers

A multiple-choice test contains 25 questions, each with four answers. Assume a student just guesses on each question.

(a) What is the probability that the student answers more than 20 questions correctly?

(b) What is the probability the student answers less than ? questions correctly?

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Basic Statistics: Probability of the student answers

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Solution Preview :

Prepared by a verified Expert

Basic Statistics: Probability of the student answers

Reference No:- TGS0685134

Have a Question? (oR Write a Review)

Recent Questions Asked Basic Statistics

Q : Probability that present value of the investment

Q : Find the probability that five cars

Q : Calculate temperature difference

Q : What is the index for the preliminary data

Q : Probability of the student answers

Q : Difference between means with a p-value

Q : Find the margin of error associated with confidence interval

Q : Determining the expected value of the game

Q : Determining the mean number of parts

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Solution Preview :

Prepared by a verified Expert

Basic Statistics: Probability of the student answers

Reference No:- TGS0685134

Recent Questions Asked Basic Statistics

Q : Probability that present value of the investment

Q : Find the probability that five cars

Q : Calculate temperature difference

Q : What is the index for the preliminary data

Q : Probability of the student answers

Q : Difference between means with a p-value

Q : Find the margin of error associated with confidence interval

Q : Determining the expected value of the game

Q : Determining the mean number of parts

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