A study was conducted to investigate the relationship between roadway surface temperature (x) and pavement deflection (y). The data are as follows:
x
66
66.2
69.1
69.2
70.4
71.4
72.2
72.2
73.4
y
0.612
0.6534
0.6469
0.6573
0.6431
0.6592
0.6725
0.685
0.6922
Calculate the Pearson correlation coefficient. Round your answers to the nearest hundredths.
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