A Researcher Is Conducting an Experiment to Evaluate a Treatment $$\mu > 80$$

question 49

Multiple Choice

a researcher is conducting an experiment to evaluate a treatment that is expected to increase the scores for individuals in a population which is known to have a mean of ? = 80.The results will be examined using a one-tailed hypothesis test.Which of the following is the correct statement of the null hypothesis??

• A) \[\mu > 80\]
• B)\[\mu \geq 80\]
• C) \[\mu < 80\]
• D)\[\mu \leq 80\]

---

Definitions:

Germ Cells

Reproductive cells in sexually reproducing organisms that give rise to sperm and eggs.

Zygote

The initial cell formed when a sperm cell from a male and an ovum from a female merge during fertilization.

Codominance

An outcome in which a trait that is determined by two alleles is different from the trait produced by either of the contributing alleles alone.

Recessive Trait

A genetic feature or condition that is expressed in an organism only when two copies of the gene are present, often masked by the presence of a dominant allele when only one copy is present.