Phil Harrison Is a Welder Who Works on Skyscrapers and Extension

question 151

Multiple Choice

Phil Harrison is a welder who works on skyscrapers and extension bridges.Phil's brother William is also a welder but he works in a manufacturing plant where he does all of his welding on ground level.Which of the following would not explain why Phil earns a higher wage than his brother?

• A)cognitive dissonance
• B)Phil has greater experience as a welder than his brother has.
• C)Phil's marginal revenue product is greater than William's marginal revenue product.
• D)Phil's job is more hazardous than William's job.

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Definitions:

Relative Class Frequency

The proportion of observations within a statistical data class compared to the total number of observations.

Observations

The individual data points or measured instances collected during a study or experiment.

Frequency Distribution

A mathematical function showing the number of instances in which a variable attains each of its possible values.

Relative Frequency Histogram

A type of histogram that displays the relative frequencies, or proportions, of data points within specified intervals.