The article "Impact of Free Calcium Oxide Content of Fly Ash on Dust and Sulfur Dioxide Emissions in a Lignite-Fired Power Plant" (D. Sotiropoulos, A. Georgakopoulos, and N. Kolovos, Journal of Air and Waste Management, 2005:1042-1049) presents measurements of dust emissions, in mg/m?, for four power plants. Thirty measurements were taken for each plant. The sample means and standard deviations are presented in the following table: Mean Standard Deviation Sample Size Plant 1 211.50 24.85 30 Plant 2 214.00 35.26 30 Plant 3 211.75 33.53 30 Plant 4 236.08 23.09 30 Construct an ANOVA table. You may give a range for the P-value. Can you conclude that there are differences among the mean emission levels? a. b.

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The article "Impact of Free Calcium Oxide Content of Fly Ash on Dust and Sulfur Dioxide
Emissions in a Lignite-Fired Power Plant" (D. Sotiropoulos, A. Georgakopoulos, and N.
Kolovos, Journal of Air and Waste Management, 2005:1042-1049) presents measurements
of dust emissions, in mg/m?, for four power plants. Thirty measurements were taken for
each plant. The sample means and standard deviations are presented in the following table:
Mean
Standard Deviation
Sample Size
Plant 1
211.50
24.85
30
Plant 2 214.00
35.26
30
Plant 3
211.75
33.53
30
Plant 4 236.08
23.09
30
Construct an ANOVA table. You may give a range for the P-value.
Can you conclude that there are differences among the mean emission levels?
a.
b.
Transcribed Image Text:The article "Impact of Free Calcium Oxide Content of Fly Ash on Dust and Sulfur Dioxide Emissions in a Lignite-Fired Power Plant" (D. Sotiropoulos, A. Georgakopoulos, and N. Kolovos, Journal of Air and Waste Management, 2005:1042-1049) presents measurements of dust emissions, in mg/m?, for four power plants. Thirty measurements were taken for each plant. The sample means and standard deviations are presented in the following table: Mean Standard Deviation Sample Size Plant 1 211.50 24.85 30 Plant 2 214.00 35.26 30 Plant 3 211.75 33.53 30 Plant 4 236.08 23.09 30 Construct an ANOVA table. You may give a range for the P-value. Can you conclude that there are differences among the mean emission levels? a. b.
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