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reneek272
reneek272
22.07.2020 • 
Mathematics

In an experiment to see whether the amount of coverage of light-blue interior latex paint depends either on the brand of paint or on the brand of roller used, one gallon of each of four brands of paint was applied using each of three brands of roller, resulting in the following data (number of square feet covered) Roller Brand
1 2 3
Paint 1 453 445 451
Brand 2 446 442 446
3 439 441 444
4 443 437 442
a. Construct the ANOVA table.
b. State and test hypotheses appropriate for deciding whether paint brand has any effect on coverage. Use α = .05.
c. Repeat part (b) for brand of roller.
d. Use Tukey’s method to identify significant differences among brands. Is there

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