A research company has designed three different systems to clean up oil spillages. The following table contains the results, measured by how much surface area (in square meters) is cleared in 1 hour. The data were found by testing each method in several trials. Is there any significant difference in the testing of effectiveness of the three systems? Use the 0.05 level of significance. Q2 System A Systen System C 244 246 255 249 242 241 252 253 250 245 238 246 248 251 244
A research company has designed three different systems to clean up oil spillages. The following table contains the results, measured by how much surface area (in square meters) is cleared in 1 hour. The data were found by testing each method in several trials. Is there any significant difference in the testing of effectiveness of the three systems? Use the 0.05 level of significance. Q2 System A Systen System C 244 246 255 249 242 241 252 253 250 245 238 246 248 251 244
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
Transcribed Image Text:Q2
A research company has designed three different systems to clean up oil spillages. The
following table contains the results, measured by how much surface area (in square meters) is
cleared in 1 hour. The data were found by testing each method in several trials. Is there any
significant difference in the testing of effectiveness of the three systems? Use the 0.05 level of
significance.
System A
Systen System C
244
246
255
249
242
241
252
253
250
245
238
246
248
251
244
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