Answer:
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- <em>There are 30 experimental units in the experiment, which are the 30: the thirty sheets of metal.</em>
Explanation:
This table shows you how the <em>experimental</em> units, <em>sheets of metal</em>, were treated:
                Metal 1         Metal 2       Metal 3       Total
Paint A         5                     5               5                15
Paint B         5                     5               5                15
Total            10                   10              10               30
Fifteen sheets (units) were treated with <em>paint A</em>: 5 of metal 1, 5 of metal 2, and 5 of metal 3.
Fifteen sheets (units) were treated with <em>paint B</em>: 5 of metal 1, 5 of metal 2, and 5 of metal 3.
 
        
             
        
        
        
Investigating the ingredients in food
Homework
What surface a car goes fastest on
Magnets attraction towards eachother
        
             
        
        
        
The science of classifying living things is called taxonomy. Linnaeus introduced the classification system that forms the basis of modern classification. Taxa in the Linnaean system include the kingdom, phylum, class, order, family, genus, and species. Linnaeus also developed binomial nomenclature for naming species.