Examlex
If the sampled population distribution is skewed then, in most cases, the sampling distribution of the mean can be approximated by the normal distribution if the sample size, n, is at least 30.
Vocabulary
The set of words known and used by a person in a language.
Harry Bahrick
A psychologist known for his research on memory, including the durability and retrievability of long-term memories.
Forgetting Curve
A graphical representation of the decline of memory retention over time, illustrating how information is lost when there is no attempt to retain it.
Ebbinghaus
Refers to Hermann Ebbinghaus, a German psychologist famous for his research on memory and learning, particularly known for the forgetting curve and the spacing effect.
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