A Company Believes That It Controls More Than 30% of the Total

question 84

Multiple Choice

A company believes that it controls more than 30% of the total market share for one of its products.To prove this belief,a random sample of 144 purchases of this product is contacted.It is found that 50 of the 144 purchased this company's brand of the product.If a researcher wants to conduct a statistical test for this problem,the alternative hypothesis would be _______.

• A) the population proportion is less than 0.30
• B) the population proportion is greater than 0.30
• C) the population proportion is not equal to 0.30
• D) the population mean is less than 40
• E) the population mean is greater than 40

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Definitions:

Microbiology

The branch of science that studies microorganisms, including bacteria, viruses, fungi, and protozoa.

Histology

The study of the microscopic anatomy of cells and tissues of plants and animals.

Surface Anatomy

The study of external anatomical features without dissection, facilitating the identification of muscles, bones, and organs beneath the skin.

Histology

The examination of tissues and organs at the microscopic level to understand their structure.