Find an Approximation of the Area of the Region R

question 219

Multiple Choice

Find an approximation of the area of the region R under the graph of f by computing the Riemann sum of f corresponding to the partition of the interval into the subintervals shown in the accompanying figures. Use the midpoints of the subintervals as the representative points. Round your answer to the nearest hundredth. ​ ​

• A) 7.92 sq units
• B) 8.2 sq units
• C) 8.27 sq units
• D) 6.85 sq units

---

Definitions:

Main Effect

The immediate impact that an independent variable has on a dependent variable within an experimental setting.

Interaction Effect

An occurrence in statistical analysis where the effect of one independent variable on a dependent variable changes depending on the level of another independent variable.

Crime Area

A geographic region or locale known for its high incidence of criminal activity.

Marginal Mean

The mean of a variable in a multivariate analysis, averaged over the levels of another variable.