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Author Question: A ________ represents the width of the confidence interval between a sample mean and its upper limit ... (Read 69 times)

Medesa

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on: Jun 24, 2018
A ________ represents the width of the confidence interval between a sample mean and its upper limit or between a sample mean and its lower limit.
 
  A) margin of error
  B) confidence level
  C) significance level
  D) confidence interval

Question 2

MFP Research reported that average apartment rent in the U.S. is 1,083. A random sample of 39 apartments was selected. Using a population standard deviation of 227, what is the probability that the sample mean will be greater than 1,035?
 
  A) 0.7060
  B) 0.7557
  C) 0.8319
  D) 0.9066


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Sammyo

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

A

Answer to Question 2

D


Medesa

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  • Posts: 507
Reply 2 on: Jun 24, 2018
:D TYSM

frankwu0507

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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