2. The following data represent the length of life in minute, measured to the nearest tenth, of a random sample of 27 black flies subjected to a new spray and to 2 different kinds of spray sold in the market in a controlled laboratory experiment. Test the claim that the spray 2 which is the experimental can be sold at the market at .01 level of significance. Spray 1 (Controlled) (Éxperimental) 2.15 1.53 1.6 1.5 3.4 2.4 1.7 2.45 2.15 2.75 Spray 2 1.35 1.40 2.10 1.83 2.3 2.6 1.7 1.25 1.15

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2. The following data represent the length of life in minute, measured to the nearest tenth, of a
random sample of 27 black flies subjected to a new spray and to 2 different kinds of spray sold
in the market in a controlled laboratory experiment. Test the claim that the spray 2 which is the
experimental can be sold at the market at .01 level of significance.
Spray 1
(Controlled)
2.15
1.53
1.6
1.5
3.4
2.4
1.7
2.45
2.15
2.75
Spray 2
(Experimental)
1.35
1.40
2.10
1.83
2.3
2.6
1.7
1.25
1.15
Transcribed Image Text:2. The following data represent the length of life in minute, measured to the nearest tenth, of a random sample of 27 black flies subjected to a new spray and to 2 different kinds of spray sold in the market in a controlled laboratory experiment. Test the claim that the spray 2 which is the experimental can be sold at the market at .01 level of significance. Spray 1 (Controlled) 2.15 1.53 1.6 1.5 3.4 2.4 1.7 2.45 2.15 2.75 Spray 2 (Experimental) 1.35 1.40 2.10 1.83 2.3 2.6 1.7 1.25 1.15
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