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Author Question: X = 33, n = 80, 99 level A) 0.305 to 0.52 B) 0.254 to 0.571 C) 0.271 to 0.554 D) 0.284 to ... (Read 82 times)

Sportsfan2111

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on: Jul 25, 2018
x = 33, n = 80, 99 level
 
  A) 0.305 to 0.52 B) 0.254 to 0.571 C) 0.271 to 0.554 D) 0.284 to 0.541

Question 2

In a certain college, 20 of the physics majors belong to ethnic minorities. If 10 students are selected at random from the physics majors, what is the probability that exactly 2 belong to an ethnic minority?
 
  A) 0.30199 B) 0.00671 C) 0.00007 D) 1.8


popopong

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

C

Answer to Question 2

A


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