Two types of medication for hives are being tested to determine if there is a difference in the
proportions of adult patient reactions. Twenty out of a random sample of 200 adults given
medication A still had hives 30 min after taking the medication. Twelve out of another random sample of 180 adults given medication B still had hives 30 minutes after taking the medication. Test at a 1% level of significance bb
State the null hypothesis as a complete sentence. For the toolbar, press ALT+F10 (PC) or ALT+FN+F10 (Mac). BIU Paragraph Arial P