Why Is the Disposal Method Used for the Plastic Components

question 18

Multiple Choice

Why is the disposal method used for the plastic components of electronics hazardous?

• A)The plastic components are melted, releasing toxic fumes.
• B)The plastics melt in the sun and decompose into small pieces that harm birds.
• C)The monomers used in plastics manufacturing are retrieved from the plastic, but these are more toxic than the polymers used to create the plastics.
• D)The plastic components are added to large holding ponds.Many of the plastics leach out into the local water supply.

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Definitions:

Test Statistic

A quantity derived from sample data used to decide whether to reject the null hypothesis in hypothesis testing.

F Distribution

A statistical distribution used in analysis of variance, displaying possible values a statistic might have for complex comparisons.

Test Statistic

A uniform measure utilized in statistical hypothesis testing to decide on the rejection of the null hypothesis.

Chi-Square Values

A measure in statistics that compares observed results with expected outcomes, used to determine if there are significant differences between groups.