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Author Question: If we are using the normal approximation to determine the probability of at most 28 successes in a ... (Read 55 times)

Haya94

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on: Jul 25, 2018
If we are using the normal approximation to determine the probability of at most 28 successes in a binomial
  distribution (P(x  28)), the normal distribution probability that is used to make the estimate is
 
  A) P(x  27.5). B) P(x  28). C) P(x  28.5). D) P(x < 28).

Question 2

A quiz consists of 10 true or false questions. To pass the quiz a student must answer at least eight questions correctly. If the student guesses on each question, what is the probability that the student will pass the quiz?
 
  A) 0.8 B) 0.08 C) 0.055 D) 0.20


dpost18

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Reply #1 on: Jul 25, 2018
Answer to Question 1

C

Answer to Question 2

C


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