# Amount of Sleep and Gpa in Graduate Students at Ohio

1087 WordsDec 5, 20115 Pages
E720 Notebook Assignment: Correlation Kandell 1 Amount of Sleep and GPA in Graduate Students at Ohio University Many graduate students may not be receiving enough sleep at night. With increased workloads and responsibilities many students are forced to sacrifice their sleep hours to keep up with the work. This means that students are forced to stay up later and get up earlier. It has been found that lack of sleep can reduce ones mental capabilities like a lack of focus. With graduate students getting less sleep it may be possible that they suffer mentally and see a decline in GPA when compared with someone who receives more sleep. I plan to research whether there is a relationship between the hours of sleep a student gets and his or…show more content…
CORRELATIONS /VARIABLES=Sleep_Hrs GPA /PRINT=TWOTAIL NOSIG /STATISTICS DESCRIPTIVES XPROD /MISSING=PAIRWISE . E720 Notebook Assignment: Correlation Kandell 5 Explore Case Processing Summary Cases Missing N Percent 0 .0% 0 .0% GPA Sleep_Hrs Valid N Percent 40 100.0% 40 100.0% Total N Percent 40 100.0% 40 100.0% Descriptives Statistic 2.8588 2.7371 2.9805 2.8634 2.8900 .145 .38060 2.1 3.6 1.53 .59 -.259 -.773 5.9281 5.8037 6.0525 5.9281 5.9950 .151 .38895 5.16 6.62 1.46 .56 -.072 -.869 Std. Error .06018 GPA Sleep_Hrs Mean 95% Lower Bound Confidence Upper Bound Interval for Mean 5% Trimmed Mean Median Variance Std. Deviation Minimum Maximum Range Interquartile Range Skewness Kurtosis Mean 95% Lower Bound Confidence Upper Bound Interval for Mean 5% Trimmed Mean Median Variance Std. Deviation Minimum Maximum Range Interquartile Range Skewness Kurtosis .374 .733 .06150 .374 .733 E720 Notebook Assignment: Correlation Kandell 6 Tests of Normality Kolmogorov-Smirnov(a) Shapiro-Wilk Statistic df Sig. Statistic df Sig. .092 40 .200(*) .966 40 .265 .088 40 .200(*) .972 40 .417 * This is a lower bound of the true significance. a Lilliefors Significance Correction GPA Sleep_H rs Sleep_Hrs Stem-and-Leaf Plot Frequency 1.00 3.00 5.00 7.00 4.00 10.00 4.00 4.00 2.00 Stem width: Each leaf: Stem & 5 5 5 5 5 6 6 6 6 . . . . . . . . . Leaf 1 333