Building Supply Companies Have Yard Workers Who Are Exposed to Many

question 18

Multiple Choice

Building supply companies have yard workers who are exposed to many hazards when lifting,hauling and moving building supplies.Which type of hazard is lifting and hauling building materials?

• A)physical agent
• B)technological force
• C)biohazard
• D)ergonomic

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Definitions:

Population Variance

A measure quantifying the degree to which individual points in a whole population differ from the population mean.

Hypotheses

Proposed explanations made on the basis of limited evidence as starting points for further investigation.

Population Proportion

A measure that represents the fraction or percentage of individuals in a population who meet a specific criterion.

Sample Size

The quantity of data points or observations gathered during an experiment or research study.