I for a One-Tailed Test Using the 0

question 16

Multiple Choice

i. For a one-tailed test using the 0.05 level of significance, the critical value for the z test is 1.645, but for t it is 1.96. ii. For a one-tailed test using the 0.01 level of significance, the critical value for the z-test is 1.645, but for t it is 1.96.
iii. For a two-tailed test using the 0.05 level of significance the critical value for the z-test is 1.96 and it is the same for the t-test.

• A) (i), (ii), and (iii) are all correct statements.
• B) (i) is a correct statement but not (ii) or (iii).
• C) (i) and (iii) are correct statements but not (ii).
• D) (ii) and (iii) are correct statements but not (i).
• E) (i), (ii), and (iii) are all false statements.

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Definitions:

N-Sleep

A stage of sleep characterized by non-rapid eye movement (NREM) where the body repairs and regrows tissues, builds bone and muscle, and strengthens the immune system.

Brainstem

Central structure of the brain (including the hindbrain, midbrain, thalamus, and hypothalamus) that is responsible for most life-sustaining, unconscious behavior.

Medial Pontine Reticular Formation

A complex network of neurons located in the pons of the brainstem, involved in the regulation of motor coordination and sleep-wake cycles.

Peribrachial Area

A region in the brainstem involved in the modulation of sensory information, particularly with respect to pain and visceral inputs.