statistics · worked example

Solve rata-rata dari {5, 10, 15, 20} — x = 12.5

Method: rata-rata aritmetika. Verified step-by-step solution with our free AI math solver.

Problem

$\bar{x},\ \{5, 10, 15, 20\}$

Step-by-step solution

Jumlah: $5 + 10 + 15 + 20 = 50$ .
Jumlah data: $n = 4$ .
Rata-rata: $\bar{x} = 50 / 4 = 12.5$ .

Answer

$\bar{x} = 12.5$

Want to solve a different problem? Open the mean-median-mode solver →

Related worked examples

/solve/statistics/mean-of-2-4-6-8-10