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Author Question: A student answers all 48 questions on a multiple-choice test by guessing. Each question has four ... (Read 61 times)

tingc95

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on: Jul 24, 2018
A student answers all 48 questions on a multiple-choice test by guessing. Each question has four possible answers, only one of which is correct. Find the probability that the student gets exactly 15 correct answers.
 
  Use the normal distribution to approximate the binomial distribution. A) 0.0823 B) 0.8577 C) 0.7967 D) 0.0606

Question 2

Find the critical value F0 for a right-tailed test using  = 0.01, degrees of freedom in the numerator = 3, and degrees of freedom in the denominator = 20.
 
  A) 4.94 B) 25.58 C) 5.82 D) 3.09


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chjcharjto14

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Reply #1 on: Jul 24, 2018
Answer to Question 1

A

Answer to Question 2

A


tingc95

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Reply #2 on: Jul 24, 2018
Thanks


chjcharjto14

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Reply #3 on: Jul 24, 2018
Welcome :)


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