Find the Sample Variance for the Following Sample Data $$s ^ { 2 }$$

question 5

Multiple Choice

Find the sample variance for the following sample data. Round your answer to the nearest hundredth. $$s ^ { 2 }$$ $\begin{array}{llllll}x: & 24 & 16 & 13 & 31 & 28\end{array}$

• A)47.44
• B)78.80
• C)98.50
• D)59.30
• E)79.46

---

Definitions:

Percentile Score

A statistical value indicating the relative standing of a score within a group, showing what percentage of the group's distribution falls below it.

Confounding Variable

An external variable that influences both the dependent and independent variables in an experiment, potentially skewing the results.

Independent Variable

In experimental research, the variable that is manipulated or changed to observe its effects on the dependent variable.

Dependent Variable

The outcome the researcher is interested in measuring.