Answer:
Having someone else test the dogs
Explanation:
Hello! To improve the method of Kara, she need to hire someone else to train the dogs, so she can see what the results would be like with other people doing the technique and notice the variation to improve the use of the new experiment, in case the results reach 100 %
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The correct answer would be option A, Area residents.
The state of Florida funds a program to recruit scholars and researchers to reduce pollutants in the Everglades and restore endangered species. Over time, area residents benefit from cleaner water resources as well as unique ecosystem. Area residents represents the free riders in this example.
Explanation:
Free riders, as the name suggests, are the people who take advantage of the things free of cost. People who take benefits of something without putting any effort or without paying for it, are called the free riders.
In the given example, The state of Florida wants to reduce the pollutants in the everglades and restore the endangered species. For this, they funded a program to recruit scholars and researchers. As a result of their work to reduce the pollutants and restore the species, the unique ecosystem came to existence and the cleaner water supply was made possible. So these were the things from which the Area residents were benefited. So here Area residents acts as Free Riders.
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The experiment fit into the "big picture" purpose of the scientist's research because C The scientist could repeat the experiment with blocks of limestone of different sizes in each beaker in order to compare the effects of the two different acid concentrations. The scientist could then make a conclusion about which concentration of acid has a stronger effect on the limestone.
<h3>What is
experiment?</h3>
An experiment can be regarded as a procedure that is a been carried out in order to support or refute a hypothesis.
It is been carried out in order to determine the efficacy or likelihood of something that has not been tried.
It should be noted that Experiments provide insight so as to know the outcome using some factors.
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The answer you're looking for is True