According to the American Association on Intellectual and Developmental Disabilities

question 10

Multiple Choice

According to the American Association on Intellectual and Developmental Disabilities definition, intellectual disability refers to significantly subaverage intellectual functioning accompanied by

• A) limitations in areas of adaptive behaviour (such as self-care).
• B) having at least one relative with an IQ below average.
• C) reading difficulties.
• D) having at least one parent with an IQ below average.
• E) math difficulties.

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Definitions:

Standard Error

The standard deviation of the sampling distribution of a statistic, most commonly the mean; it is used to estimate the efficiency, accuracy, or precision of a sample-based estimate.

Sample Mean

The average value of a sample set of numbers, calculated by adding all the values together and dividing by the number of values.

Sampling Distribution

The probability distribution of a statistic based on a large number of samples or replicates.

Probability Distribution

Describes how the probabilities are distributed over the values of a random variable.