The experimental units are what you apply the treatments to. In this experiment it would be the subjects or the customers in this situation since they will be treatment (either standing at their regular height or squatting to meet the eye level which could affect the amount of tip they give). An example of randomization can be numbering each table in the restaurant and picking them out of a hat and going to that table that you randomly chose and imposing the treatment on the customers there. Because tips depend on the income of the customers and how much they are willing to give for their meal. If not even income some people are willing to give despite how much money they make so their tips may higher than the wealthy crowd. Other factors the experimenters may not be able to control is the mood of the customers as well isn't it more likely if someone is enjoying their time to give more to the server despite the service the waiter.
Answer:
Help desk
Explanation:
Contacting the help desk as the first stop will help determine the severity of the case and with their finding, they can decide whether it call CSIRT or not.
Answer:
"The Mississippian Period lasted from approximately 800 to 1540 CE. It’s called “Mississippian” because it began in the middle Mississippi River valley, between St. Louis and Vicksburg. However, there were other Mississippians as the culture spread across modern-day US. There were large Mississippian centers in Missouri, Ohio, and Oklahoma."
Explanation:
"The construction of large, truncated earthwork pyramid mounds, or platform mounds. Such mounds were usually square, rectangular, or occasionally circular. Structures (domestic houses, temples, burial buildings, or other) were usually constructed atop such mounds.
Maize-based agriculture. In most places, the development of Mississippian culture coincided with adoption of comparatively large-scale, intensive maize agriculture, which supported larger populations and craft specialization.
The adoption and use of riverine (or more rarely marine) shells as tempering agents in their shell tempered pottery.
Widespread trade networks extending as far west as the Rockies, north to the Great Lakes, south to the Gulf of Mexico, and east to the Atlantic Ocean."