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

question 39

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 purchases were of this company's brand.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:

Physical Health

Refers to the well-being of the body and the proper functioning of the organism of an individual, often associated with a healthy lifestyle and absence of disease.

Embryonic Period

The period from 2 to 8 weeks after fertilization, during which the major organs and structures of the organism develop.

Zygote

Cell resulting from the uniting of the ovum and sperm.

Umbilical Cord

The flexible cordlike structure connecting a fetus to the placenta, delivering nutrients and oxygen and removing waste.