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Author Question: What is the probability that the system contains at least one customer? A) 0.25 B) 0.55 C) 0.75 ... (Read 31 times)

skymedlock

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on: Jun 24, 2018
What is the probability that the system contains at least one customer?
 
  A) 0.25
  B) 0.55
  C) 0.75
  D) 0.45

Question 2

Formulate the hypotheses to whether the proportion of females who prefer a particular category of color is no different from the proportion of males.
 
  What will be an ideal response?


karlss

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

C

Answer to Question 2

The chisquare test for independence tests whether the proportion of females who prefer a particular category of color is no different from the proportion of males.
It tests the following hypotheses:
H0: gender and color preferences are independent
H1: gender and color preferences are dependent


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