Is this data's mean significantly different from zero?
9881
Statistical inference when the sample "is" the population
123929
What is the correlation if the standard deviation of one variable is 0?
4699
Is median fairer than mean?
84575
How do you interpret a significant but weak correlation?
94870
Testing for significance between means, having one normal distributed sample and one non normal distributed
31910
Mean and Median properties
19626
Is normality testing 'essentially useless'?
58398
What is the difference between using a probability distribution and using the mean of observations only as a measure to describe the data?
91489
How to check if data constitute a time series with simple moving average method?
91753
t-test or z-test: assume normality or s≈σ?
130070
In linear regression, what does $\beta_1 = 0$ really mean?
70621
Question concerning the mean-value property
37371
Why is expected value of random variable equal to mean
14063
Is a non-negative random variable with zero mean almost surely zero?
7679
How do you estimate the mean of a Poisson distribution from data?
19247
How should one interpret the comparison of means from different sample sizes?
46170
Why is the probability that a continuous random variable takes a specific value zero?