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Author Question: The phi-coefficient is the correct correlation to use when both X and Y are dichotomous variables. ... (Read 31 times)

NClaborn

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on: Jun 20, 2018
The phi-coefficient is the correct correlation to use when both X and Y are dichotomous variables.
 
  Indicate whether the statement is true or false

Question 2

A sample of n = 4 scores is selected from a population with  = 30 and s = 8. The probability of obtaining a sample mean greater than 34 is equal to the probability of obtaining a z-score greater than z = 2.00 from a normal distribution.
 
  Indicate whether the statement is true or false


jliusyl

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Reply #1 on: Jun 20, 2018
Answer to Question 1

True

Answer to Question 2

False


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