Answer: Farmers could produce a food surplus, or more than they needed. Farmers also used irrigation to water grazing areas for cattle and sheep. As a result, Mesopotamians ate a variety of foods. Fish, meat, wheat, barley, and dates were plentiful.
Pros: emergency use, able to use calculator, notes, internet, etc.., and for socializing with people (can be both good and bad)
Cons: distractions, lost/stolen, could be used in a way to bully ppl buy recording or taking pics and posting them on social media
Answer:
B)
Explanation:
World war 2 brought a great need for manufacturing weapons and other supplies. the war brought money for america as they used their immense industrial economy that caused the great depression to produce supplies, reopening the thousands of now needed jobs.
False they don't have to be clearly just has long as you have them so my teacher says!
Explanation:
(a) Experimental unit
A person or an object, or some well-defined body or item on which some treatment is applied
(b) Treatment
Combination of a values of factors. These are explanatory variables.
(c) Response variable
The qualitative variable or quantitative variable in which the researcher wants to determine how the value is affected by any explanatory variable.
(d) Factor
It is the variable whose influence on a response variable can be assessed by the researcher.
(e) Placebo
An innocuous treatment, like a sugar tablet, which looks, smells and tastes like an experimental medication.
(f) Confounding
The effect of the two factors cannot be distinguished.
