Please Define the Following Key Terms

question 63

Short Answer

Please define the following key terms.
-Julius II

---

Definitions:

Alpha

In statistics, it represents the level of significance, marking the threshold for rejecting the null hypothesis; in finance, it denotes the active return on an investment compared to a benchmark index.

Power of the Test

The power of the test refers to the probability that the test correctly rejects a false null hypothesis, effectively detecting an actual effect when it exists.

Unemployment Rate

The rate of individuals in the workforce who are not employed but are seeking a job.

Random Sample

A sample in which each member of a population has an equal chance of being selected, ensuring the representativeness of the sample.