In a study of the relationship between caffeine and stress, college students indicated how many cups of coffee they drink per day and their stress level on a scale of 1 to 10. The data are presented below. Conduct the appropriate statistical test (two tailed, α = .05) to test the researcher's hypothesis. Write a paragraph summarizing your results in APA format.
Number of Cups of Coffee Stress Level
3 5
2 3
4 3
6 9
5 4
1 2
7 10
3 5