Answer : Option D) Fewer people have skin pigmentation lighter than the central peak than people who have pigmentation darker than the central peak.
Explanation : The quantitative variation which is shown for the skin is best explained by option D. Which shows that fewer people have got skin pigmentation which is lighter than the central peak in the graph, compared to the people who have darker pigmentation than the central peak.
Experiments in general are more reliable when a greater sample size is used. When using a small sample size, a mistake or fluke can greatly effect the outcome of the experiment. With a large sample size, there is more data to understand averages and deviations to the average data. The average will likely be more accurate with more data, which would make his sample size more reliable.
1) Remove the chemical
2) Remove any contaminated clothes or jewelry
3) Rinse the burn immediately
4) Loosely apply a bandage or gauze
5) Take an OTC pain reliever
6) Consider a Tetanus shot
The type of soil that has the least amount of space between the particles is clay.
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