Engineers are testing company fleet vehicle fuel economy (miles per gallon) perf

Question

Engineers are testing company fleet vehicle fuel economy (miles per gallon) performance by using different types of fuel. One vehicle of each size is tested. Does this sample provide sufficient evidence to conclude that there is a significant difference in treatment means?

  

     

    

Engineers are testing company fleet vehicle fuel economy (miles per gallon) performance by using different types of fuel. One vehicle of each size is tested. Does this sample provide sufficient evidence to conclude that there is a significant difference in treatment means?

Explanation / Answer

ANS::

a) Fuel type is the blocking factor and vehicle size is the treatment.

b) Two factor ANOVA

(c) Fuel type means differ significantly and vehicle size is also a significant factor.

Since both p values are less than 0.05

sorry i dnt know d

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Source of Variation SS df MS F P-value F crit Rows 169.5055 3 56.50183 4.662605 0.022073 3.490295 Columns 270.023 4 67.50575 5.570662 0.009012 3.259167 Error 145.417 12 12.11808 Total 584.9455 19

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