A Psychologist Was Interested in Whether the Amount of News

question 16

Multiple Choice

A psychologist was interested in whether the amount of news people watch predicts how depressed they are.Based on the output below,is there evidence that a meaningful relationship exists in the population?

• A)Yes,because the p-value for news exposure is .039,which is less than .05.
• B)Yes,because the confidence interval for news exposure does not contains zero.
• C)No,because the b-value for news exposure is close to zero
• D)No,because the confidence interval for news exposure does not contain zero.

---

Definitions:

Multiple Wave Summation

The phenomenon where muscle force is increased by increasing the frequency of stimulation, leading to a greater degree of overlap in muscle fiber contraction.

Active Sites

Regions on an enzyme where substrates bind and undergo a chemical reaction.

Myosin Myofilaments

Protein filaments that function with actin filaments to produce muscle contraction.

Complete Tetanus

A state of sustained muscle contraction without relaxation, usually caused by rapid repeated stimuli.