Exhibit 12-6
the Following Shows the Number of Individuals in a Sample

question 57

Short Answer

Exhibit 12-6
The following shows the number of individuals in a sample of 300 who indicated they support the new tax proposal.
We are interested in determining whether or not the opinions of the individuals of the three groups are uniformly distributed.
-A major automobile manufacturer claimed that the frequencies of repairs on all five models of its cars are the same. A sample of 200 repair services showed the following frequencies on the various makes of cars.
At $\alpha$ = 0.05, test the manufacturer's claim.

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Definitions:

Craft Union

A type of labor union that represents workers who are skilled in a particular craft or trade, focusing on specific skill sets rather than industries.

Plumbers and Pipefitters

Skilled tradespeople specializing in installing and repairing piping systems for water, gas, and other materials.

Skills

The abilities and expertise that individuals possess, allowing them to perform certain tasks efficiently.

Union Steward

An elected or appointed union member who serves as a representative and link between the union leadership and the workers, often handling grievances and negotiations.