7:31PM Wed Jun 18 ... www-awu.aleks.com .all 5G 100 Correlation and Simple Linear Regression Using summations to compute the sample correlation coefficient and the... Try again. 0/3 Maria V d the number of hours of sleep last night (denoted by y) for each of the fifteen adults participating in a study. A scatter plot of the data is shown in Figure 1. calculations.) Also given is the product of the GAS score and the sleep time for each of the fifteen adults. (These products, written in the column labelled "xy", may aid in Espanol GAS score, x Sleep time, y (in hours) xy 3.1 6.9 21.39 6.8 6.3 42.84 1.0 7.2 7.2 10 5.6 5.7 37.62 7.9 7.2 56.88 D 9.1 6.2 56.42 9.1 5.5 50.05 (in hours) Sleep time 2.0 8.1 16.2 3.8 8.5 32.3 3.4 7.9 26.86 6.0 3.2 19.2 10 4.1 6.8 27.88 GAS score 1.4 9.0 12.6 Figure 1 7.9 5.4 42.66 5.1 6.4 32.64 Send data to calculator Send data to Excel What is the sample correlation coefficient for these data? Carry your intermediate computations to at least four decimal places and round your answer to at least three decimal places. (If necessary, consult a list of formulas.) -0.682 X 5