Chat with our AI personalities
'Brasilia is wetter than Stockholm' is correct English.
A standard normal distribution has a mean of zero and a standard deviation of 1. A normal distribution can have any real number as a mean and the standard deviation must be greater than zero.
What do you mean by "higher?"They are smaller than positive numbers since they are to the left of positive numbers on the number line.Beyond that, not sure what you mean.
2.275 %
Use the context: if the variable should be greater than the mean then z is positive and if less than the mean, it should be negative.