Business professor Mark Freel conducted a study of small companies, categorizing each of the companies as "innovative" or "non-innovative". Among other things, Dr. Freel wanted to see whether the percentage of companies that exported some of their products differed between innovative and non-innovative companies. Which of the following hypothesis tests would be most appropriate for this study?

Options:

	Paired data test
	Independent samples test
	ANOVA
	Test of two proportions
	Chi-squared test of independence
	Hypothesis test for regression