For Questions , Use the Following Narrative

question 2

Essay

For Questions , use the following narrative
Narrative: Coupons
Suppose you think that the proportion of coupon users in grocery stores in your town has decreased from 10 years ago.You know from previous research that 10 years ago, 35% of grocery store customers in your town used coupons.Suppose you take a random sample of 100 customers from a variety of grocery stores in your town, and you find that 25 percent of them use coupons.
-{Coupons narrative} Explain whether this is a one-sided or a two-sided test, and why.

Analyze the relationship between biological factors like testosterone and psychological constructs such as power motive.

Explain the concept of "percentage of variance" in the context of behavioral genetics.

Discuss the limitations and challenges in twin studies, including the "restriction of range" problem.

Grasp how personal beliefs and environments can influence genetic expressions in behaviors.

---

Definitions:

Physiological Contracture

A condition where muscle fibers are temporarily unable to relax due to excessive physical activity or pathology.

Cross-Bridges

The connections formed between actin filaments and myosin heads during muscle contraction, allowing for the sliding filament mechanism.

ATP

Adenosine triphosphate, a molecule that carries energy within cells, crucial for cellular functions.

Neurotransmitter

A neurotransmitter is a chemical messenger that transmits signals across a chemical synapse, from one neuron to another target neuron, muscle cell, or gland cell.