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Uji hipotesis

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Penyelesaian:<br />

• Ho X = μ, Ha X ≠ μ……uji 2 sisi<br />

• α=0,05<br />

• <strong>Uji</strong> statistik…….karena σdiketahui=40mg/dl<br />

maka dilakukan uji Z<br />

• Pv < α<br />

• Keputusan uji Ho ditolak<br />

• Kesimpulan: ada perbedaan yang bermakna<br />

kolesterol sampel dan populasi<br />

1/2α<br />

1/2α<br />

0,025<br />

pv<br />

z<br />

<br />

x <br />

<br />

<br />

n<br />

215<br />

200<br />

40<br />

49<br />

<br />

2,63.... pv<br />

<br />

0,004

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