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Author Question: A market researcher obtains a sample of the store's customers by standing outside a store and ... (Read 178 times)

storky111

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on: Aug 2, 2018
A market researcher obtains a sample of the store's customers by standing outside a store and selecting every 5th customer who enters the store.
 
  A) No B) Yes

Question 2

If a distribution is normal with  = 50 and  = 10, then what proportion of the scores will fall between 40 and 60?
 
  a. .1359
  b. .3413
  c. .6826
  d. .9544


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shaikhs

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Reply #1 on: Aug 2, 2018
Answer to Question 1

B

Answer to Question 2

C


storky111

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Reply #2 on: Aug 2, 2018
Thanks


shaikhs

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Reply #3 on: Aug 2, 2018
Welcome :)


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