Use the One-Proportion Z-Test to Perform the Required Hypothesis Test

question 39

Essay

Use the one-proportion z-test to perform the required hypothesis test. Use the critical-value approach.
-In a sample of 90 adults selected randomly from one town, it is found that 6 of them have been exposed to a particular strain of the flu. At the 0.01 significance level, test whether the proportion of all adults in the town that have been exposed to this strain of the flu differs from the nationwide percentage of 8%.

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Definitions:

Chromosomes

are thread-like structures located inside the nucleus of animal and plant cells, made of protein and a single molecule of DNA.

Hepatocytes

The main cell type of the liver, playing a vital role in metabolism, protein synthesis, and detoxification processes.

Peroxisomes

Small organelles found in almost all eukaryotic cells that contain enzymes for breaking down fatty acids and other metabolic tasks.

Detoxify

The process of removing toxic substances or qualities, often referring to the liver's role in cleaning blood or to treatments for drug dependence.