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A manufacturer of latex house paint (brand A) would like to show that its paint is more robust to the material being painted than that of its two closest competitors. The response is the time, in...

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A manufacturer of latex house paint (brand A) would like to show that its paint is more robust to the material being painted than that of its two closest competitors. The response is the time, in years, until chipping occurs. The study involves the three brands of paint and three randomly chosen materials. Two pieces of material are used for each combination.

 

Material

Brand of Paint

A

B

C

A

5.50

5.15

4.75

4.60

5.10

5.20

B

5.60

5.55

5.50

5.60

5.40

5.50

C

5.40

5.48

5.05

4.95

4.50

4.55

(a) What is this type of model called?

(b) Analyze the data, using the appropriate model.

(c) Did the manufacturer of brand A support its claim with the data?

Answered Same Day Dec 24, 2021

Solution

David answered on Dec 24 2021
107 Votes
A manufacturer of latex house paint (
and A) would like to show that its paint is more robust to the material
eing painted than that of its two closest competitors. The response is the time, in years, until chipping occurs.
The study involves the three
ands of paint and three randomly chosen...
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