What Effect Have Advances in Medicine Had on the Need

question 2

Multiple Choice

What effect have advances in medicine had on the need for special education due to physical disabilities?

• A)almost eliminated the need for special education for the majority of students with physical disabilities
• B)increased the need for special education for students with severe disabilities
• C)made it more difficult to identify students with physical disabilities
• D)the number of students needing services has been unaffected by medical advances

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Definitions:

Discrete Random Variable

A random variable that can take on a countable number of distinct values.

Variance

A measure of the dispersion or spread of a set of data points, indicating how much the data deviate from their mean.

Random Variable

A variable that can take on numerical results stemming from a random event.

Poisson Random Variable

A variable that represents the number of events occurring in a fixed interval of time or space, under conditions of a constant mean rate and independence.