Exam 2: The Measurement of Motor Performance

This error measure evaluates overall accuracy during a series of trials.

A person had the following error scores for a series of 5 trials: +5,-3,+8,+18,-6.The average AE score is ________.

Near infrared spectroscopy (NIRS)can be used to measure activity in the:

Variable error is an indicator of a person's performance ________ when performing a skill that requires hitting a target.

This brain activity measurement technique realigns hydrogen atoms in the body and may provide clear 2D and 3D images of the brain.

The brain activity measurement technique that shows blood flow in the brain is known as ________.

When a performance score is recorded as m/sec^-1,the performance measure is velocity.

The method of recording electrical activity in the muscles during movement is called ________.

When RT is fractionated,the interval that represents the time it takes to receive and transmit information from the environment is referred to as the:

Constant error (CE)refers to a person's performance bias during a series of trials.

Displacement,velocity,and acceleration. are ___________ measures of motion.

Force can be calculated from the kinematics of a movement if you know the mass of the moving object and the ________ of the movement.

Root-mean-square error (RMS)is typically used to measure accuracy in discrete skills.

The interval of time between the initiation and completion of a movement is called ______.