A paper mill wants to buy one of two poplar groves to make paper. The size of the trees plays an important role in this matter. 36 trees from each poplar are selected as a sample and the information on the trunk diameters in the table is obtained. According to the data 0. What is the alternative hypothesis and test result to be tested for us to choose the second poplar at the 05 significance level? First Poplar Second Poplar Average 18 20 Variance 36 36 a. Ha: µ1 <µ2 and Ho cannot be rejected. b. Ha: µ1> µ2 and Ho cannot be rejected. c. Ha: µ1 <µ2 and Ho are rejected. D. Ha: µ1> µ2 and Ho are rejected.

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2-Proportion Test

In a 2-proportion test, two separate proportions are measured at the same time, and their similarity is evaluated. It is also known as a 2-proportion z-test, and a comparison of two different proportions is done in this method.