In a Two-Tail Test for the Population Mean,if the Null

question 128

Multiple Choice

In a two-tail test for the population mean,if the null hypothesis is rejected when the alternative hypothesis is true then:

• A) a Type I error is committed.
• B) a Type II error is committed.
• C) a correct decision is made.
• D) a one-tail test should be used instead of a two-tail test.

Understand the definitions and characteristics of nonexperimental and experimental research methods.

Recognize the elements of inferences of cause and effect, including temporal precedence, covariation, and elimination of other causes.

Differentiate between dependent, independent, situational, and confounding variables.

Comprehend the concepts of internal, external, and construct validity in relation to research methodology.

---

Definitions:

Resource

An economic or productive factor required to accomplish an activity, often categorized into natural resources, human resources, and capital resources.

Own Sake

Pertains to actions or activities pursued for their intrinsic value or personal fulfillment, without any external reward.

Productive Resource

An economic term for the inputs used in the production of goods or services in the attempt to make an economic profit.