A student wanted to see how fertilizer affects the growth of…
A student wanted to see how fertilizer affects the growth of plants. He bought 6 tomato plants, and over a two week period, he added 10 mL of fertilizer to 2 plants, 5 mL of fertilizer to 2 plants, and no fertilizer to 2 plants. He measured the height of the plants each day. The student made the following hypothesis:“If fertilizer is added to tomato plants, then the plant receiving the most fertilizer will grow the most in height.” Looking at the graph below, which of the conclusion statements is true:
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