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PSY201 9.9.13 To post

# 0 formula to change a z score to a raw score step 1

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Unformatted text preview: o a Z score   Step 1: Find the deviaIon score (X – M)   Step 2: Divide the deviaIon score by the SD   For measure of inhibitory control (measured as seconds from examiner leaving room to ﬁrst tasIng the marshmallow):   M = 120; SD = 60   M = 120; SD = 60 Mike: Raw score = 210 Z score = ? Anna: Raw score = 60 Z score = ? Kaitlin: Raw score = 15 Z score = ? 5 9/9/13   M = 120; SD = 60 Mike: Raw score = 210 Z score = 1.5 Anna: Raw score = 60 Z score =  ­1 Kaitlin: Raw score = 0 Z score =  ­2.0   Formula to change a Z score to a raw score   Step 1: MulIply the Z score by the SD [= deviaIon]   Step 2: Add the mean to the deviaIon score   M = 120; SD = 60 Mike: Raw score = ?? Z score = 1.5 Anna: Raw score = ?? Z score =  ­1 Kaitlin: Raw score = ?? Z score =  ­2.0 6 9/9/13   M = 120; SD = 60 Mike: Anna: Raw score 0 60 120 Z score  ­3  ­1 0 +1 +2 Raw score = 210 Z score = 1.5  ­2 Kaitlin: Raw score = 60 Z score =  ­1 Raw score = 0 Z score =  ­2.0 210 +3 7 9/9/13   For measure of recepIve language ability (measured as score on PPVT):   M = 12; SD = 6   M = 12; SD = 6 Mike: Raw...
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