A Student Runs an Experiment to Study the Effect of Gas

question 1

Multiple Choice

A student runs an experiment to study the effect of gas brand and car type on mileage.She uses 3 different brands of gas on 8 different types of cars.

• A)Gas brand SS: 3 df;Car type SS: 7 df;SSE: 14 df
• B)Gas Brand SS: 3 df;Car type SS: 4 df;SSE: 12 df
• C)Gas brand SS: 1 df;Car type SS: 7 df;SSE 14 df
• D)Gas Brand SS: 2 df;Car type SS: 3 df;SSE: 8 df
• E)Gas brand SS: 2 df;Car type SS: 7 df;SSE 14 df

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Definitions:

Nominal Wages

The wages that are paid to employees without adjustment for inflation, representing the dollar amount of the pay before considering purchasing power.

Real Incomes

The purchasing power of an individual's or group's income, considering the effects of inflation on buying power.

Life Shortening Diseases

Conditions or illnesses that have the potential to reduce the lifespan of an individual.

Average Earnings

The mean income calculated by dividing the total income of a group by the number of individuals or instances in that group.