Answer:
random assignment
Explanation:
Random assignment is an experimental technique that seeks to form random and fully randomized experimental groups in relation to the treatments presented in the research. This type of technique prevents the formation of "combined groups" that show the differences to each other and can generate a comprehensive result on the research, thus the random formation of diverse groups that can represent a much larger and different population.
An example of this can be seen in the question above, where the researcher decides the formation of the group that will receive the medicine and the group that will receive the placebo, completely randomly.
There are 7 basic facial expressions. Anger, fear, disgust, sadness, surprise, contempt, and happiness
Answer: Variable-ratio
Explanation:
Variable ratio schedule is defined as reinforcement schedule in which a response is reinforced after uncertain or sudden number of responses.It has the ability to generate high rate of response system with unpredictable factor. Example of variable ration schedule can be gambling game etc.
According to the question,Steve is reinforced into variable ratio schedule as chances of getting reward is uncertain because reward is given for assignment after number of assignment passes without any reward by instructor.
Answer:
b. Semiotics
Explanation:
Semiotics -
It refers to the study of sign , which can be any activity or conduct related to sign , is referred to as semiotics .
Sign is the indication for the any word , phrase or activity , that is studies by the people who studies semiotics .
The study of sign requires senses like , olfactory , visual , auditory etc.
Hence , from the given scenario of the question ,
The correct answer is -
b. Semiotics .
Answer:
corn
Explanation:
the product was almost impossible to grow in their area
