A Storeowner Wishes to Compare the Average Amount of Money

question 20

Multiple Choice

A storeowner wishes to compare the average amount of money high school and college students spend on music downloads.He randomly selects 10 students from three different student populations: high school,undergraduate,and graduate.The statistical assumptions required to perform a one-way ANOVA to compare the means of these three groups are reasonable based on the data.A partially completed ANOVA table is provided below. What is the value of the pooled standard deviation?

• A)10.95
• B)24.60
• C)56.92
• D)120

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Definitions:

Atomic Orbitals

Mathematical functions describing the location and wave-like behavior of an electron in an atom.

Hybrid Atomic Orbitals

A concept in chemistry where atomic orbitals mix to form new, hybrid orbitals that are used to describe the bonding in molecules.

C-C π Bond

A C-C π bond is a type of covalent bond formed from the sideways overlap of p-orbitals, allowing for electron sharing between carbon atoms in double or triple bonds.

Carbon-Carbon Bonds

The covalent bond between two carbon atoms in a molecule, forming the backbone of organic compounds.