PSYC 200 Lab 4

PSYC 200 Lab 4 - PSYC 200 Statistical Methods in Psychology...

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PSYC 200 Statistical Methods in Psychology yg y ab 4 Lab 4
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…and now a word from our sponsor http://www.youtube.com/watch?v=Nezb_YNschc
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See last time… Measure of central tendency •Mean •Median •Mode Measure of variability Variance Standard deviation Standard scores and distributions •Z scores Lying with statistics •Data selection •Depictions of data •Use of statistics •Results and inferences Correlation and covariance •PEARSON’S Correlation Coefficient atterplot Scatterplot •Characteristics •r 2 Correlation assumptions rdinal data •Ordinal data •Linear relationship •Distribution is normal •Homoscedascity
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Scatterplot take out a half sheet of paper) (…take out a half sheet of paper) Tell me everything you can about these scatterplots …the good, the bad, and the ugly Relationship between Hours of Sleep and Life Satisfaction 25 30 Relationship between Hours of Sleep and Life Satisfaction 25 30 12 10 15 20 10 15 20 0 5 024681 0 1 2 0 5 0 1 2 1 4 Hours of Sleep
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PSYC 200 Lab 4 - PSYC 200 Statistical Methods in Psychology...

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