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Author Question: State your conclusion As a 4-H project, Billy is raising chickens. He feeds and waters them every ... (Read 118 times)

erika

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State your conclusion
 
  As a 4-H project, Billy is raising chickens. He feeds and waters them every day, and collects the eggs every other day, selling them to people in the neighborhood.
 
  He has found that each hen's nest will contain from 0 to 2 eggs. Based on past experience he estimates that there will be no eggs in 10 of the nests, one egg in 30 of the nests, and 2 eggs in the other 60. Conduct a simulation to estimate how many nests Billy will have to visit to collect a dozen eggs.

Question 2

To help consumers assess the risks they are taking, the Food and Drug Administration (FDA) publishes the amount of nicotine found in all commercial brands of cigarettes. A new cigarette has recently been marketed.
 
  The FDA tests on this cigarette yielded mean nicotine content of 26.5 milligrams and standard deviation of 2.6 milligrams for a sample of n=9 cigarettes. Construct a 90 confidence interval for the mean nicotine content of this brand of cigarette.
  A) 26.5  1.589 B) 26.5  1.612 C) 26.5  1.685 D) 26.5  1.710



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Jbrasil

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Answer to Question 1

It required 22 bundles in Trial 1, 32 bundles in trial 2, and 32 bundles in trial 3 to obtain 15 bundles of beautiful roses for the float. The estimate of the number of bundles needed is the average, or 28.7 bundles.
According to this simulation, the float decorator will need to purchase at least 32 bundles of roses to be sure of obtaining 15 bundles of beautiful roses for the float.

Answer to Question 2

B





 

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