1) Amelia wants longer fingernails. She wants to do an experiment on herself that proves that taking a Vitamin B supplement daily will grow her fingernails faster than if she doesn't take any vitamin supplement. What would be a good null hypothesis here? a) Taking a Vitamin B supplement will increase fingernail growth. b) It is unknown if taking a Vitamin B supplement will increase or decrease fingernail growth.

Výsledková tabule/Žebříček

Vizuální styl

Možnosti

Přepnout šablonu

Obnovit automatické uložení: ?