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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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This note was uploaded on 03/24/2014 for the course PSY 21201 taught by Professor Bernard during the Winter '13 term at SUNY Stony Brook.
 Winter '13
 bernard
 Psychology

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