Question

A random sample of size 100 results in a sample mean of 100. The population standard deviation is known to be 35. What is the value of the standard error of the mean?

Answer 1

$n=100 \\ \mu=100 \\ \sigma=35 \\ SE= \frac{\sigma}{\sqrt{n}} \\ = \frac{35}{\sqrt{100}} \\ = 3.5$