In parametric statistical analysis we always have some probability distributions such as Normal, Binomial, Poisson uniform etc.
In statistics we always work with data. So Probability distribution means "from which distribution the data are?
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The exponential distribution and the Poisson distribution.
The mean of a standard normal distribution is 0.
distribution of int notary
It is the average of all the numbers in the distribution. If you chose a random data point of the distribution, there would be a 50% chance that it is above the mean, and a 50% chance that it is below the mean.
It is another name for the Gaussian distribution.