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Kalkulator Skor Z
Hitung skor-z langkah demi langkah
Kalkulator akan menghitung skor z (skor terstandarisasi) berdasarkan nilai tidak terstandarisasi, rata-rata, dan simpangan baku populasi, dengan menampilkan langkah-langkahnya.
Solution
Your input: find the z-score of $$$x=2$$$ with $$$\mu = \frac{3}{2}$$$ and $$$\sigma = \frac{2}{5}$$$.
Z-score is calculated according to the following formula:
$$$z=\frac{x-\mu}{\sigma}=\frac{2-\frac{3}{2}}{\frac{2}{5}}=\frac{5}{4}$$$.
Answer: the z-score is $$$z=\frac{5}{4}=1.25$$$.
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