Evidence Suggests That Autism

question 113

Multiple Choice

Evidence suggests that autism

• A) has no genetic basis.
• B) is caused by a single dominant gene.
• C) is caused by a single recessive gene.
• D) is caused by two abnormal genes.
• E) is caused by several genes and interactions with the environment.

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Definitions:

Quadratic Trend

A pattern in data that can be represented by a quadratic function, indicating that the relationship between the variables involves squared terms.

Linear Trend

A consistent upward or downward slope in a dataset, indicating an increase or decrease in the variable over time.

Exponential Trend

A pattern of data that showcases growth or decay at a constantly increasing rate, often represented graphically as a curved line.

Autoregressive(2)

A type of statistical model used in time series analysis in which a variable's current value is predicted from its own previous values, using two time-lags.