Question: Suppose we have two groups for a vaccination rate study. Group 1 has 50 people. And 16 of them is vaccinated. Group 2 has 67

Suppose we have two groups for a vaccination rate study. Group 1 has 50 people. And 16 of them is vaccinated. Group 2 has 67 people and 20 of them is vaccinated. I would like to compare if we have equal vaccination rate for 2 groups. It should be a ___ test? Choice 1 of 3:two sided Choice 2 of 3:one-sided lower tail Choice 3 of 3:one-sided upper tail

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