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Author Question: When is a dummy variable used as an independent variable in a regression model? A) when the ... (Read 219 times)

haleyc112

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on: Jun 24, 2018
When is a dummy variable used as an independent variable in a regression model?
 
  A) when the variable involved is numerical
  B) when the variable involved is categorical
  C) when the variable involved is continuous
  D) when two independent variables interact

Question 2

For any significance level , the two-sided rejection region Z  z/2 or Z  -z/2 has a Type I error probability equal to 1 - .
 
  Indicate whether the statement is true or false


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heinisk01

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

B

Answer to Question 2

FALSE


haleyc112

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Reply 2 on: Jun 24, 2018
:D TYSM

mochi09

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Reply 3 on: Yesterday
Wow, this really help

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