Assume That the Data Has a Normal Distribution and the Number

question 30

Multiple Choice

Assume that the data has a normal distribution and the number of observations is greater than fifty. Find the critical z value used to test a null hypothesis.
- $\alpha = 0.1$ for a two-tailed test.

• A) \(\pm 1.4805\)
• B) \(\pm 1.645\)
• C) \(\pm 2.33\)
• D) \(\pm 2.052\)

---

Definitions:

Serotonin Transporter

A protein that facilitates the reuptake of serotonin from the synaptic cleft back into the presynaptic neuron.

Neuromodulator

A type of chemical messenger released from neurons in the brain to signal other neurons, modifying their activities and influencing many bodily functions.

Synaptic Cleft

The small gap at the synapse between neurons, through which neurotransmitters are sent to communicate signals.

Androgens

A group of hormones that play a role in male traits and reproductive activity; present in both males and females.