Perform the hypothesis tests as required. Use the four-step method. Topic: HYPOTHESIS TESTING ONE SAMPLE INFERENCE 3. We wish to check that normal body temperature may be less than 98.6 degrees. In a random sample of 18 individuals, the sample mean was found to be 98.217 and the standard deviation was 0.684. Assume the population is normally distributed. Use the p-value method at α=0.05.

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A: two tailed test

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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.