Which Is Not a Practical Way to Control Hydrocarbon Emissions

question 47

Multiple Choice

Which is not a practical way to control hydrocarbon emissions?

• A) design spouts on gasoline pumps to prevent gasoline leaks
• B) use catalytic converters in automobiles
• C) install an oxygen sensor in car engines
• D) cut down trees emitting hydrocarbons in the atmosphere

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Definitions:

Cluster Sampling

A method of sampling in which the population is segmented into different groups, and from these groups, a few are randomly chosen for analysis.

Quota Sampling

A sampling method where participants are chosen to form a sample that represents certain characteristics of a population.

Academic Performance

The extent to which a student, teacher, or institution has achieved their short or long-term educational goals.

Simple Random Sampling

A sampling method where every member of a population has an equal chance of being selected.