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Four greenhouses each conducted eight controlled trials. For every trial, researchers recorded the daily sunlight exposure (in hours) and the corresponding yield of Crop X (in kilograms). The data are summarized in the graph.
Select from each drop-down menu the option that creates the most accurate statement based on the information provided.
The greenhouse with the greatest range of recorded yields was .
The greenhouse with the greatest median recorded yield was .
Four greenhouses each conducted eight controlled trials. For every trial, researchers recorded the daily sunlight exposure (in hours) and the corresponding yield of Crop X (in kilograms). The data are summarized in the graph.
Select from each drop-down menu the option that creates the most accurate statement based on the information provided.
The greenhouse with the greatest range of recorded yields was .
The greenhouse with the greatest median recorded yield was .
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Drop-down 1:
The range is defined as the difference between the highest and lowest values. By scanning the graph, we can see that Greenhouse A’s points span from about 250 up to about 1350, which is a larger gap than the others.
Answer: Greenhouse A
Drop-down 2:
The median is the middle value when ordered, or for 8 values, the average of the 4th and 5th largest.
• Greenhouse A: 4th and 5th yields are both around 700, so the median is about 700
• Greenhouse B: 4th is about 1000 and 5th a bit above 1000, so the median is slightly above 1000
• Greenhouse C: 4th is about 600 and 5th a bit below 800, so the median is slightly below 700
• Greenhouse D: 4th is just below 600 and 5th just above 800, so the median is about 700
Thus, the greatest median belongs to Greenhouse B.