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Author Question: Five types of apples are displayed side by side in several supermarkets in the city of Miami. It was ... (Read 108 times)

cmoore54

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on: Jun 24, 2018
Five types of apples are displayed side by side in several supermarkets in the city of Miami. It was noted that in one day, 180 customers purchased apples. Of these, 30 picked type A, 40 picked type B, 25 picked type C, 35 picked type D, and 50 picked type E. In Miami, can you conclude at the 5 significance level that there is a preferred type of apples?

Question 2

Which of the following is true?
 a. The process of determining the EMV decision is called the rollback technique.
  b. We choose the act that produces the smallest expected opportunity loss (EOL)
  c. The EMV decision is always the same as the EOL decision.
  d. All of these choices are true.


apple

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

H0: p1 = p2 = p3 = p4 = p5= .20
H1: At least one proportion differs from their specified values
Rejection region: 2 > 2.05,4 = 9.488
Test statistic: 2 = 10.278
Conclusion: Reject H0 . There is a preferred brand of apple in Miami, according to the data.

Answer to Question 2

D


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cmoore54

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Reply #2 on: Jun 24, 2018
Thank you :)


apple

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Reply #3 on: Jun 24, 2018
Happy to help you


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