Answer: Experiment - randomized block design
Explanation:
A randomized block design (RBD) is an experimental study where the scientist classifies subjects into different groups, denominated blocks. The subjects within each block are assigned to the different treatments, varieties of wheat in this example.
A randomized block design is effective when the subjects within blocks are comparable in how they influence the response variable but differ from other blocks.
Answer:
the difference between a child development and a adult development is that a child development entails the biological psychological and emotional changes
These featured include migration of people, invasions, population distribution, and De-urbanization
Explanation:
they were fighting for equal rights for blacks and whites so they could be seen as one group and not separated
Answer:isa. an unconditioned stimulus.
Explanation:
According to classical conditioning , the unconditioned stimulus (UCS) is the one in which our response occurs naturally , automatic and unconditionally which means we don't learn how to respond.
For example a smell of your favourite pizza will immediately make you feel hungry because it actual triggers this automatic response from you. The smell of food is the unconditioned stimulus.
In Ivan Pavlov's classic experiment with dogs, when the dog smell their food , the salivating that result from them is an unconditioned response and food is the unconditioned stimulus, it an unlearned response that takes place naturally. This is the same as the meat powder above , which is the dog food.
