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Author Question: A market researcher randomly selects 400 homeowners under 35 years of age and 100 homeowners over 35 ... (Read 121 times)

fasfsadfdsfa

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on: Jul 25, 2018
A market researcher randomly selects 400 homeowners under 35 years of age and 100 homeowners over 35 years of age. What sampling technique was used?
 
  A) simple random
  B) convenience
  C) systematic
  D) cluster
  E) stratified

Question 2

The amount of Jen's monthly phone bill is normally distributed with a mean of 75 and a standard deviation of . What percentage of her phone bills are between 42 and 108?
 
  A) 99.74 B) 68.26 C) 95.44 D) 99.99


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sierramartinez

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

E

Answer to Question 2

A


fasfsadfdsfa

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Reply #2 on: Jul 25, 2018
Thanks


sierramartinez

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Reply #3 on: Jul 25, 2018
Welcome :)


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