-If We Use the Numbers in the Above Table to

question 191

Multiple Choice

$$\begin{array} { | l | l | } \hline \text { Quantity } & \text { Price } \\\hline & 50 \\\hline & 40 \\\hline 16 & 30 \\\hline 24 & 20 \\\hline 32 & 10 \\\hline 36 & 5 \\\hline\end{array}$$
-If we use the numbers in the above table to draw a graph, with the price on the vertical axis and the quantity on the horizontal axis, the line relating price and quantity has a slope of

• A) 8.0.
• B) 0.8.
• C) -8.0.
• D) -1.25.

Understand construct validity and its importance in research.

Identify different methodologies used by psychologists for data collection.

Distinguish between experimental and quasi-experimental designs.

Recognize biases and errors in research and understand the importance of the scientific method in mitigating them.

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Definitions:

Axon

The neuron extension that passes messages through its branches to other neurons or to muscles or glands.

Neuron

A specialized cell transmitting nerve impulses; a nerve cell.

Neurotransmitter

Chemical substances that transmit signals across a synapse from one neuron to another in the nervous system.

Sensory Neuron

A neuron responsible for converting external stimuli from the environment into internal electrical impulses.