Answer: Google will help. Just copy and paste the questions. Then rewrite the explanation on google.
The variance (σ2), is defined as the sum of the squared distances of each term in the distribution from the mean (μ), divided by the number of terms in the distribution (N).
Given a sample from a normal (or asymptotic normal) distribution, the sample variance is more often less than the population variance due to the skewed nature of the distribution of the unbiased sample estimate.
Natural resources are resources produced by the Earth and occur in nature, hence "natural". They can replenish quickly, or take millions of years to form, like oil and some precious metals and jewels. Hope this helped!
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Age of Discovery, Age of Conquest, Birth of Capitalism. One of the great things about the Enlightenment was the idea of the elevation of individual rights
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