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Author Question: The probability of correctly predicting the outcome of a coin toss is p = 1/2. What is the standard ... (Read 85 times)

j.rubin

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The probability of correctly predicting the outcome of a coin toss is p = 1/2. What is the standard deviation of the normal approximation to the binomial distribution for the number of correct predictions in a series of 100 tosses?
 
  A) 50
  B) 25
  C) 10
  D) 5

Question 2

For the repeated-measures t statistic, where n1 and n2 are the number of scores before and after treatment, and n = n1= n2, df = ____.
 
  A) n1 + n2 - 2
  B) n - 2
  C) n - 1
  D) n1 + n2 - 1



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Zack0mack0101@yahoo.com

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Answer to Question 1

D

Answer to Question 2

C




j.rubin

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Reply 2 on: Jun 20, 2018
:D TYSM


sultana.d

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Reply 3 on: Yesterday
Great answer, keep it coming :)

 

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