ADDITIONAL EXERCISES

Health

Data file: sleep.sav. See Appendix for details of the data file.

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$1.$ Check the strength of the correlation between scores on the Sleepiness and Associated Sensations Scale $($totSAS$)$ and the Epworth Sleepiness Scale $($ess$).$

$2.$ Use Syntax to assess the correlations between the Epworth Sleepiness Scale $($ess$)$ and each of the individual items that make up the Sleepiness and Associated Sensations Scale $($fatigue$,$ lethargy, tired, sleepy, energy$).$