For Questions Below Use the Data on the Following Page

question 107

Short Answer

For questions below use the data on the following page: A researcher is interested in establishing whether memory is a function of both IQ and time of testing. A random sample of 40 university students was selected and each student was given an IQ test. Half of the students scored above 115 and were assigned to the high IQ category. The students were than all given a series of paragraphs to read, followed by a memory test on the content of what had been read. Half the students took the memory test immediately after reading the material, while the other half waited an hour before testing. The results were as follows (high scores indicating better memory retention):
-Find the MS for columns.

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Definitions:

Memory Problems

Difficulties in remembering information, which can range from mild forgetfulness to severe impairments affecting daily life.

Relapse Rate

The proportion of individuals who return to a previous state of illness or decline in health after a period of improvement.

Tricyclic Antidepressants

A class of medications primarily used to treat depression, characterized by their chemical structure and mechanism of action in the brain.

Anticholinergic

Refers to substances or drugs that block the action of acetylcholine in the central and the peripheral nervous system, often used to treat a variety of conditions including gastrointestinal disorders and Parkinson's symptoms.