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Order the following according to increasing rate of effusion:
F2, Cl2, NO, NO2, CH4
Quantitative Data
Quantitative data refers to information that can be measured and written down with numbers, expressing quantities, lengths, or sizes.
Census
A survey to collect data on the entire population.
Population
The full set of subjects or entities analyzed in a statistical investigation.
Experimental Studies
Research designs that involve the manipulation of one or more variables to determine their effect on one or more outcome variables.
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