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Results tagged with normal-distribution
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user 98937
The normal, or Gaussian, distribution has a density function that is a symmetrical bell-shaped curve. It is one of the most important distributions in statistics. Use the [normality-assumption] tag for asking about testing for normality.
2
votes
1
answer
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How does the Central Limit Theorem show that the Binomial Distribution is approximately Norm... [duplicate]
This is my understanding of what the Central Limit Theorem (CLT) is: if you take a number of samples, each containing a large number of observations, and calculate their respective sample means, then …
- 290k
3
votes
3
answers
2k
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Suggesting why something isn't likely to be normally distributed?
I encountered this problem, summarised as:
For a random variable X representing volume of water usage :
population mean = μ
population SD σ = 65
A sample of 80 has mean x̄ = 118
Numerically ju …
- 290k