A Researcher Wishes to Determine Whether There Is a Difference

question 51

Multiple Choice

A researcher wishes to determine whether there is a difference in the average age of middle school, highschool, and college teachers. Teachers are randomly selected. Their ages are recorded below. Find the teststatistic F to test the hypothesis that there is no difference in the average age of each group. Use α = 0.01. $$\begin{array} { c c c } \hline \text { Middle School Teachers } & \text { High School Teachers } & \text { College Teachers } \\\hline 23 & 36 & 45 \\28 & 38 & 45 \\27 & 41 & 36 \\37 & 47 & 61 \\52 & 42 & 39 \\25 & 31 & 35 \\\hline\end{array}$$

• A) 2.517
• B) 2.913
• C) 3.189
• D) 4.312

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Definitions:

Intracellular Support

Structural elements within a cell that maintain its shape, offer mechanical support, and facilitate movement, encompassing components like the cytoskeleton.

Nonfunctional Organelles

Nonfunctional organelles are components within a cell that are no longer able to carry out their intended function, often leading to cellular dysfunction or programmed cell death (apoptosis).

Glycolysis

The metabolic pathway that breaks down glucose to pyruvate, releasing energy and forming ATP, occurring in the cytoplasm of cells.

Basal Bodies

Microtubule-organizing centers found at the base of cilia or flagella in eukaryotic cells, crucial for their growth and function.