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Differences in the abilities of five treatments to stimulate growth

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The data in the attachment below represents the weight (mass) gained by 50 corn plants over a 3 week period. 10 plants each were given growth stimulators (labeled A, B, C, and D) and 10 plants were given no stimulator(that treatment is labeled S).
Use the one-way anova capabilities of Excel to determine whether there are differences in the abilities of the five treatments to stimulate growth. If there are differences, find the Least Significant Difference and determine which treatments have means that differ from one another. Create a table of one of the types discussed in class to recommend one treatment over another. Write a couple of sentences summarizing the results.
Put all of this work on one page.

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The data in the attachment below represents the weight (mass) gained by 50 corn plants over a 3 week period. 10 plants each were given growth stimulators (labeled A, B, C, and D) and 10 plants were given no stimulator(that treatment is labeled S).

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