5. Sampling: Practical 5b
Data Exploration
You just created the dataset z with the following commands:
What is the mean of z? And the standard deviation? Give your answer in two decimals.
set.seed(85)Did you already take a look at the statistics and distribution of this dataset?
x1 <- rnorm(10000, 0, 100)
x2 <- rnorm(10000, 300, 65)
z <- c(x1, x2)
What is the mean of z? And the standard deviation? Give your answer in two decimals.
| The mean of z = |
| The standard deviation of z = |
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