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:

Suburban Transit Centers

Key transportation hubs located in suburban areas designed to facilitate the movement of people to and from urban centers.

Carpool

A shared use of a car, specifically when commuting to work or school, in an arrangement where each person takes turns driving the others or rides in a vehicle belonging to one participant.

Public Transportation

Systems of transport available to the general public, including buses, trains, subways, and other modes of transit.

Progressive Income Tax

A tax system where the tax rate increases as the taxable amount of income increases, aimed at ensuring a fairer distribution of wealth.