Lab #11 Statistics in Psychology Lab Correlations Pearson Correlations 1. A researcher measures the relationship between sleep medication use (times used per week) and time spent working (in hours per week). Are they significantly correlated? Conduct a hypothesis test at the 05 significance level. Sleep Time Spent Deviation Scores Sum of Squares Medication Working Use X Y X-Mx Y-MY (X-Mx) (Y-MY) (X-Mx)2 (Y-MY)2 18 w 40 6 20 2 32 MF MY= SSXY= SSx= SSY= Hypotheses: Critical Value: r = Decision