If the Values in a Data Set Are All Multiplied

question 42

Multiple Choice

If the values in a data set are all multiplied by 1, what happens to the standard deviation?

• A) It remains unchanged.
• B) It gets multiplied by  1.
• C) It becomes 0.
• D) It cannot be determined without more information.

Identify the relationship between z-tests and chi-square tests for binomial proportion comparisons.

Understand the scope of chi-square technique applications, including tests of independence, homogeneity, and goodness-of-fit.

Understand the basic concepts of chi-square tests, including the significance of p-values and critical values.

Calculate degrees of freedom for chi-square tests in various contingency table structures.

---

Definitions:

Potential Substitutes

Products or services that serve as alternatives to an organization's offerings, which consumers might consider if available or for better value.

Average Profitability

The mean financial gain or return from an investment or business operation after subtracting all expenses.

Patented Technologies

Technologies protected by patents, prohibiting unauthorized use, reproduction, or distribution.

Managerial Know-How

The practical knowledge and ability needed by individuals to effectively manage and lead organizations.