Question

I'm learning about Samples With the Mean Absolute Deviation but I have been having trouble with this type of math could you help me with my math?

Answer 1

Solution

For 3a)

$\begin{gathered} \frac{30.1}{7.9}=\frac{3.81}{x} \\ \\ \Rightarrow x=\frac{7.9\times3.81}{30.1}=1 \end{gathered}$

Sample W and Sample Z