Here Is an Excel ANOVA Table for an Experiment That

question 88

Multiple Choice

Here is an Excel ANOVA table for an experiment that analyzed two factors that may affect patients' blood pressure (some information is missing) . $$\begin{array} { | l | c | c | c | c | c | } \hline \text { Source of Variation } & \text { SS } & d f & \text { MS } & F & \text { P-value } \\\hline \text { Medication type } & 16.5313 & 1 & 16.5313 & 9.173 & 0.006 \\\hline \text { Patient age group } & 25.0938 & & 8.3646 & 4.642 & 0.011 \\\hline \text { Interaction } & 1.8438 & 3 & 0.6146 & 0.341 & 0.796 \\\hline \text { Error } & 43.2504 & 24 & 1.8021 & & \\\hline & & & & & \\\hline \text { Total } & 86.7192 & & & & \\\hline\end{array}$$ At ? = .01 the effect of patient age is:

• A)very clearly significant.
• B)just barely significant.
• C)not quite significant.

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Definitions:

Imaginary Numbers

Complex numbers that can be written as a real number multiplied by the imaginary unit i, where i is the square root of -1, used in advanced mathematics.

Like Terms

Terms in algebraic expressions that have the same variables raised to the same power, only their coefficients can be different.

Perform Operation

To carry out a specific task or process, often referring to mathematical computations or business procedures.

Simplify

To reduce a mathematical expression or problem to its simplest form by performing operations and eliminating complexity.