Suppose that is an indicator (often called \"dummy\") variable with the value 0

Question

Suppose that is an indicator (often called "dummy") variable with the value 0 for Group A and 1 for Group B. The following equations describe relationships between the value of and membership in Group A or B. Please provide Answers #1 and #2 for both parts!

Step 1: Suppose that x is an indicator often called dummy variable with the value 0 for Group A and 1 for Group B. The following equations describe relationships between the value of and membership in Group A or B For each equation, give the value of the mean response 4, for Group A and for Group B Fill in the blanks A) Group A: B) Group B: Answer 1 Answer 2

Explanation / Answer

Step 1

A). Group A: µ =8+4*0 = 8

B). ). Group A: µ =8+4*1 = 12

Answer1 8

Answer2 12

Step 2

A). Group A: µ =8+40*0 = 8

B). ). Group A: µ =8+40*1 = 48

Answer1   8

Answer2 48

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