The Ohio Department of Highways is in the process of selecting anew paint for hi

The Ohio Department of Highways is in the process of selecting anew paint for highway use. Four different paint companies have beencontact regarding this need and each of the companies has suppliedpaint for testing. Before deciding the winner of the new contracta test was conducted to determine which paint was the best interms of how long it would last. The results of the test are asfollows:Category Paint A Paint B Paint C Paint DDays 345 320350 310Each paint is expected to last 330 days. Is there a significantdifference between these four paints? Use the chi squaredistribution at the .05 significant level to answer thisquestion.A. The test result is greater than the critical value so there isa significant difference.B. The test result is less than the critical value so there is nota significant difference.C. A decision cannot be made; more testing is required.D. Paint B and D are significantly different then paints A andC.