PSY-P 330 Midterm: Psychology 330 IU NormDist
Document Summary
To find the area to the left of a particular z-score, move the tube until the correct z-score appears in the rectangle below. Then read off the area under the left column (red numbers). To find the area to the right of a particular z-score, move the tube until the correct z-score appears in the rectangle below. Then read off the area above the right column (blue numbers). z s c o r e z-score left outsides (cut out rectangle) z-score right inside. To find the z-score associated with the area below the z-score (proportion), move the tube until the closest area appears under the left (red) column. Then read off the z-score to the left of the number. To find the z-score associated with the area above the z-score (proportion), move the tube until the closest area appears under the right (blue) column.
