In an Open Circulatory System

question 117

Multiple Choice

In an open circulatory system,

• A) there is no heart.
• B) there is a gastrovascular cavity.
• C) there are no blood vessels.
• D) blood flows out of the body.
• E) there is no distinction between blood and tissue fluid.

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Definitions:

Confidence Interval

A band of values, derived from empirical data, hypothesized to enfold the value of an unseen population parameter.

Prediction Interval

A range of values that is likely to contain the value of an unknown future observation within a specified confidence level.

Spread Residuals

The differences between observed values and the values predicted by a model, spread across the range of predicted values.

Confidence Interval

A range of values, derived from the sample data, that is believed to contain the true population parameter with a certain level of confidence.