Is This a Two-Groups Design, a Multiple-Groups Design, or a Factorial

question 18

Essay

Is this a two-groups design, a multiple-groups design, or a factorial design? How do you know?

---

Definitions:

Action Potential

A temporary shift in the electrical charge across a cell membrane, leading to the transmission of nerve impulses along neurons.

Chemical Message

Signals transmitted through the release of chemical substances (neurotransmitters, hormones, etc.) from one part of the body to another to convey messages or trigger responses.

Electrical Impulse

A sudden surge of electricity through a conductor, often used in reference to the rapid transmission of signals within nerves.

Neurotransmitters

Chemicals within the nervous system that transmit signals from one neuron to another across synapses.