A Hypothesis Test Is to Be Performed $\$ 1200$ They Suspect That the Average Fee Charged by One

question 67

Multiple Choice

A hypothesis test is to be performed. State the null and alternative hypotheses.
-A health insurer has determined that the "reasonable and customary" fee for a certain medical procedure is $\$ 1200$ . They suspect that the average fee charged by one particular clinic for this procedure is higher than $\$ 1200$ . The insurer wants to perform a hypothesis test to determine whether their suspicion is correct.

• A) Null hypothesis: mean fee \(= \$ 1200\)
• B) Null hypothesis: mean fee \(> \$ 1200\)
• Alternative hypothesis: mean fee \(> \$ 1200\)
• Alternative hypothesis: mean fee \(= \$ 1200\)
• C) Null hypothesis: mean fee \(= \$ 1200\)
• Alternative hypothesis: mean fee \(\geq \$ 1200\)
• D) Null hypothesis: mean fee \(< \$ 1200\)
• Alternative hypothesis: mean fee \(> \$ 1200\)

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Definitions:

PKU

Phenylketonuria, a genetic disorder resulting in a deficiency in the enzyme responsible for breaking down phenylalanine, leading to harmful levels in the body unless managed by diet.

Monozygotic Twins

Identical twins developed from a single fertilized egg that splits and develops into two embryos with exactly the same genetic material.

Heritable

Characteristics or traits that can be passed from parents to their offspring through genes.

Phenylketonuria

Phenylketonuria (PKU) is a genetic disorder resulting from the body's inability to process part of a protein called phenylalanine, which can lead to intellectual disabilities if untreated.