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Author Question: A grocery store is interested in determining whether its customers are satisfied with the quality of ... (Read 158 times)

clmills979

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on: Jun 24, 2018
A grocery store is interested in determining whether its customers are satisfied with the quality of service provided.
 
  To collect the necessary data, interviewers have been hired to stand near the store's exits and to survey customers who have the time and interest to be surveyed. This type of sampling is called:A) systematic random sampling.
  B) ratio sampling.
  C) convenience sampling.
  D) stratified sampling.

Question 2

Service time for customers at a drive-through coffee shop has been shown to be uniformly distributed between 2 and 10 minutes. Customers will complain when service time exceeds 7.5 minutes.
 
  Based on this information, the probability of getting a complaint based on service time is 0.3125. Indicate whether the statement is true or false


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missalyssa26

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

C

Answer to Question 2

TRUE


clmills979

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Reply 2 on: Jun 24, 2018
Gracias!

Perkypinki

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Reply 3 on: Yesterday
Excellent

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