Solve the Problem. -A Circular Hole Is Filled with Concrete to Make a to Make

question 84

Multiple Choice

Solve the problem.
-A circular hole is filled with concrete to make a footing for a load-bearing pier. The hole measures 18 inches across and requires 1.5 bags of concrete in order to fill it to ground level. What is the depth of the hole? Round
Your answer to the nearest inch. (One bag of concrete, when mixed with the appropriate amount of water, makes 1800 in.3 of material.)

• A) 11 in.
• B) 8 in.
• C) 15 in.
• D) 17 in.

---

Definitions:

Grade Point Average

A numerical calculation representing the average value of the accumulated final grades earned in courses over time.

Item Analysis

A series of statistical tests and procedures that can be used to assess for homogeneity in a test.

Construct Validity

The degree to which a test accurately measures the theoretical construct or concept it is intended to measure.

Content Validity

The ability of an instrument to fully assess or measure a construct of interest by sufficiently sampling from the entire universe of items for which the instrument was designed to sample.