The two samples must be independent and each must be drawn at random from any population. The two samples must be independent and each must be drawn at random from a healthy population.
At the very least, nominal scale data are required. There must be normal populations. There must be knowledge of the two population standard deviations. The samples depend on one another.
<u>What is nominal scale?</u>
A nominal scale is a measurement scale that is used to categorize events or things into distinct groups. This type of scale only needs one-of-a-kind identifiers to mark each separate category instead of requiring the usage of numerical values or categories ranked by class.
Learn more about the Silent Spring with the help of the given link:
brainly.com/question/13267344
#SPJ4
Adaptions. Successfully. Characteristic. Environment. Natural. Poorly. Survive. Hope this helps!
Answer:
-This/control
"To study this possibility, the scientist uses two groups of people who are over 75 years of age and have mild memory loss. The control group receives 100 pills that contain fish oil. The control group receives similar pills that don’t contain any active ingredients. These fake pills are called placebos."
Explanation:
Peristalsis is a series of wave-like muscle contractions that moves food to different processing stations in the digestive tract. The process of peristalsis begins in the esophagus when a bolus of food is swallowed.
The lymphatic system is responsible for transporting fat-soluble nutrients from the digestive system to the bloodstream.
