Examlex
The failure rate in a German class is 30%. In a class of 50 students, find the probability that exactly five studentswill fail. Use the normal distribution to approximate the binomial distribution. Round the standard deviation tothree decimal places to work the problem.
Existing Structures
Pre-established or pre-existing frameworks, systems, or organizations within a particular context.
Postoperational
This key term seems to be a misinterpretation or typo and does not directly align with a widely recognized psychological term. If referring to Piaget's stages, the correct term might be "Concrete Operational" or "Formal Operational."
Piaget
A Swiss psychologist known for his theory of cognitive development that describes how children develop intellectual abilities.
Cognitive Development
The study of how thinking, problem solving, and intelligence evolve from childhood through adulthood.
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