10-15-08 - Psychology 206 Class Notes FOR QUIZ ON MONDAY...

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Psychology 206 – Class Notes – 10/15/08 FOR QUIZ ON MONDAY: Self test – areas? Between µ and +1 µ .3413 Between -1 µ and -2 µ .1359 Between +2 µ and +3 µ .0215 Above µ .50 Below µ .50 Can you write these formulas from memory? Population mean Sample mean Estimate of population mean Population variance and standard deviation Sample variance and standard deviation Estimate of population variance and standard deviation Z score TODAY: Z scores FOR FRIDAY: Do exercise #15! Make sure you have read chapters 7, 8, 9 Z SCORE Z = (X – u) / (population standard deviation) Deviation score divided by standard deviation It tells you (in standard deviation units) how far away from the mean the score actually is. o Relative position of the score to the mean of the distribution
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This note was uploaded on 06/03/2009 for the course PSYCH 206 taught by Professor Kenney-benson during the Fall '07 term at Allegheny.

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10-15-08 - Psychology 206 Class Notes FOR QUIZ ON MONDAY...

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