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September 22, 2014

September 22, 2014

Posted by **Norvin** on Friday, June 8, 2012 at 9:04pm.

a. children below the 30th percentile (in the bottom 30%) are in need of special assistance prior to attending school. What raw score marks the cut-off score for these children?

- Math -
**MathMate**, Friday, June 8, 2012 at 9:52pmYou can look up a normal distribution table to find that the z-score for the lower 30 percentile is z=-0.475.

Use

Score = μ+σz to get the raw score. Remember that the value of z is signed.

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