What Was One of the Major Findings from a High-Risk

question 139

Multiple Choice

What was one of the major findings from a high-risk schizophrenia study conducted by Yung, Philips, Hok, and McGorry (2004) in Australia?

• A)The findings were inconclusive since few participants later developed psychotic disorders
• B)MRI comparisons over time showed no relationship with the development of psychosis
• C)Increased grey matter volume was evident only among patients diagnosed with psychosis
• D)Reduced grey matter volume predated illness onset

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Definitions:

Expected Utility

A concept in economics and finance that calculates the anticipated utility of different choices, taking into account the various possible outcomes and their probabilities.

Expected Utility Function

A mathematical representation of a decision-maker's preference over uncertain outcomes, emphasizing the expected level of satisfaction or value.

Probability

A numerical assessment between 0 and 1 indicating how probable it is for an event to take place.

Expected Value

The weighted average of all possible values of a random variable, with weights being their respective probabilities.