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Author Question: According to these regression results, the average selling price for a 7-year old car is ________. ... (Read 58 times)

Bernana

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on: Jun 24, 2018
According to these regression results, the average selling price for a 7-year old car is ________.
 
  A) 8,138
  B) 9,663
  C) 10,150
  D) 11,435

Question 2

The average natural gas bill for a random sample of 26 homes in the 19808 zip code during the month of March was 305.30 with a sample standard deviation of 46.50. The 80 confidence interval around this sample mean is ________.
 
  A) (268.82, 341.78)
  B) (277.94, 332.66)
  C) (287.06, 323.54)
  D) (293.3, 317.3)


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vboyd24

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

A

Answer to Question 2

D


Bernana

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Reply 2 on: Jun 24, 2018
YES! Correct, THANKS for helping me on my review

patma1981

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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