When the sample size is 4, we get a random variable $\bar{X4}$ to represent the average. And also we get $\bar{x4}$ that has a value of 0.5. I’m wondering what’s the relationship between $\bar{X4}$ and $\bar{x4}$ ?
2026-04-01 04:42:13.1775018533
What is the relationship between random variable X and x
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