Bill creates a new kind of energy drink and he wants to compare it to Red Bull. He randomly assigns 10 of his friends to drink his new energy drink and 10 of his friends to drink Red Bull and then asks them to rate their energy levels on a scale of 1 to 10. Which of the following is the most appropriate statistical test for comparing the mean energy levels between the two groups?
1) t-test
2) chi-square test
3) ANOVA
4) correlation analysis