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(Microsoft PowerPoint - Pr\346sentation1) - Aarhus Universitet

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Fraktilplots viser at målinger i hver klasse kan beskrives med en<br />

normalfordeling, dvs:<br />

X<br />

træning<br />

~<br />

N<br />

( µ<br />

træning<br />

; σ<br />

træning<br />

)<br />

.<br />

X<br />

kontrol<br />

~<br />

N<br />

( µ<br />

kontrol<br />

; σ<br />

kontrol<br />

)<br />

Vi ønsker nu at finde estimater for middelværdi og standardafvigelse i hver<br />

af de to klasser.

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