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Author Question: Suppose a random sample of undergraduate students was selected and asked if they were employed ... (Read 229 times)

kellyjaisingh

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on: Jul 24, 2018

  Suppose a random sample of undergraduate students was selected and asked if they were employed while attending school. Using the data given below, what is a 98 confidence interval for the difference in the proportion of males and females who were employed while attending school?
 
 

  a.(-0.40, -0.12)
  b.(-0.39, -0.14)
  c.(-0.43, -0.09)
 

d.-3.61
 
 



Question 2


  Which of the following is not true with regards to an analysis of paired data?
 

  a.The values of and are independent of one another with paired data.
  b.
  c.The paired difference is defined as di = Xi - Yi.
  d.If the paired observations are randomly selected from normal populations, then the paired difference will be approximately normally distributed.


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mcomstock09

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

correct: c

Answer to Question 2

correct: a


kellyjaisingh

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Reply 2 on: Jul 24, 2018
Great answer, keep it coming :)

upturnedfurball

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Reply 3 on: Yesterday
Wow, this really help

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