If You Had to Either Include an Irrelevant Variable or Omit

question 7

Multiple Choice

If you had to either include an irrelevant variable or omit a relevant variable,you would prefer

• A)including an irrelevant variable over omitting a relevant variable because omitting a relevant variable leads to biased estimates.
• B)including an irrelevant variable over omitting a relevant variable because omitting a relevant variable leads to the standard errors to increase.
• C)omitting a relevant variable over including an irrelevant variable because omitting a variable does not affect the estimated coefficients.
• D)omitting a relevant variable over including an irrelevant variable because including an irrelevant variable does not lead to biased estimates.

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Definitions:

Presynaptic Terminals

The ends of axons where neurotransmitters are stored before being released into the synaptic cleft in response to a nerve impulse.

Pseudo-unipolar

Referring to a type of neuron that has a single process that divides into two branches, functioning as both an axon and a dendrite.

Multiple Sclerosis

Multiple Sclerosis is a chronic autoimmune disease that affects the central nervous system, leading to demyelination and potential neurological disability.

Oligodendrocyte

Neuroglial cell that has cytoplasmic extensions that form myelin sheaths around axons in the central nervous system.