Question
How long it takes paint to dry can have an impact on the production capacity of a business. An auto body & paint business invested
How long it takes paint to dry can have an impact on the production capacity of a business. An auto body & paint business invested in a paint-drying robot to speed up its process. An interesting question is, "Do all paint-drying robots have the same drying time?" To test this, suppose we sample five drying times for each of different brands of paint-drying robots. The time in minutes until the paint was dry enough for a second coat to be applied was recorded. Suppose the following data were obtained.
Robot 1 Robot 2 Robot 3 Robot 4
129 145 132 151
136 133 142 142
135 141 138 134
123 146 136 141
137 125 127 147
Find the value of the test statistic. (Round your answer to two decimal places.)
________
Find thep-value. (Round your answer to four decimal places.)
p-value =______
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