If the half-life is 5 minutes, then 30 minutes is equivalent to 6 half-lives. So, after six successive half-lives, the 400 mg of the radioisotope would have a mass of 400(0.5)⁶ = 6.25 mg.
Thus, A would be the correct answer choice here.
Answer:
A state is understood to be the political institution that administers a certain territory, establishing applicable laws in it, managing its resources and regulating the life in society of its citizens, who are the inhabitants of the territory. States have sovereignty as their main right, which is the ability of state to have exclusive legal self-determination. This self-determination ability is characterized by the autonomy and independence of the nation; In political science, it is understood as the property of an institution to be the sole starting point for all state power within a political framework.
The conditions for constructing this confidence interval which their sample met include the following:
- The data is a random sample from the population of interest.
- np^ ≥ 10 and n(1 - p^) ≥ 10
- Individual observations can be considered independent.
<h3>What is Confidence interval?</h3>
This is used in statistics to determine the probability that a parameter will fall between a pair of values around the mean.
The conditions in this scenario were all of them which is why options A,B and C were chosen as the most appropriate choice.
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Answer:
The reason why the government might use rationing is in certain circumstances where there isn't enough food, such as during times of war or crisis. Rationing could even be used during special events such as sport games or concerts. Rationing is unfair however, it is also very expensive to put into effect and it creates black markets. An example from the last 10 years of when rationing was done was during the time Hurricane Katrina hit. A lot of things were rationed such as food, water, and even oil. After Hurricane Katrina hit, the rationing lasted about a few more weeks after the hurricane was over
