The Degrees of Freedom ______ Indicates ______

question 98

Multiple Choice

The degrees of freedom ______ indicates ______.

• A) dfBG; the number of dependent variable
• B) dfWG; number of scores in each group
• C) dfBG; the size of the sample
• D) dfWG; the directionality of the alternative hypothesis

---

Definitions:

Crankshaft Rotation

The movement of an engine's crankshaft, converting linear motion from pistons into rotational motion for power.

Volumetric Efficiency

The ratio of air drawn into a cylinder compared to the maximum air that could enter the cylinder. Most gas engines are about 80 to 90 percent volumetrically efficient.

Air Drawn

The process of pulling air into a system, such as an engine or ventilation system, from the surroundings.

Cylinder

A fundamental part of an engine's block that houses the pistons, where fuel combustion occurs to generate power.