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SpyIntel [72]
3 years ago
12

A farmer conducts an experiment to determine whether or not feeding his milk cows an organic diet affects the taste of the cow's

milk. He selects two cows and feeds them equal amounts of food. One cow receives organic food and the other cow receives food that is not organic. The farmer concludes cows that eat organic food produce milk that tastes better. Based on his experiment, the farmer develops an advertising campaign promoting his milk as better tasting because his cows are fed organic food. Why might some consumers find his advertising misleading?
a)Because the farmer did not offer taste testing for the public before advertising.b)Because the farmer is not offering a return policy for the milk in the event that his customers do not like the taste.c)Because the farmer tested only 2 cows giving insufficient data to from a reliable conclusion.
Physics
2 answers:
valentinak56 [21]3 years ago
8 0
I think it would be C. Because if the farmer only tests two cows, it could be different with other cows. But it may also be B, but I think most likely it would be C.
Veseljchak [2.6K]3 years ago
3 0

Answer: c) Because the farmer tested only 2 cows giving insufficient data to from a reliable conclusion.

Explanation:

The independent variable in this experiment is the food the effect of which is required to be observed on the cow milk taste. The cow milk taste is the dependent variable.

The results of this experiment can be misleading this is because of the fact that the sample size for the experiment was low that is just 2 cows. This cannot help to decide that the cow which receives the organic food yields tasty milk it may dependent upon the cow species, health of the cow and other factors.    

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Answer:

F2 = 834 N

Explanation:

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Diameter; d1 = 63 cm = 0.63 m

Mass; m = 1.75 kg

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For the sprocket, we are given;

Diameter; d2 = 8.96 cm = 0.0896 m

Radius; r2 = 0.0896/2 = 0.0448 m

Radial acceleration; α = 4.4 rad/s²

Now moment of inertia of the wheel which is assumed to be a hoop is given by; I = m(r1)²

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r1 = 0.315 m

Thus, I = 1.75 × 0.315²

I = 0.1736 Kg.m²

The torque is given by the relation;

I•α = F1•r1 - F2•r2

Where F2 is the force that must be applied by the chain to give the wheel an acceleration of 4.40 rad/s².

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0.1736 × 4.4 = (121 × 0.315) - (0.0448F2)

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>> 0.0448F2 = 38.115 - 0.76384

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