It is known that, on average, the level of knowledge in natural sciences of children in urban areas is 7.5. It is suspected that the average natural science knowledge of children in rural areas is...

Extracted text: It is known that, on average, the level of knowledge in natural sciences of children in urban areas is 7.5. It is suspected that the average natural science knowledge of children in rural areas is lower. identify The research hypothesis H1 The null hypothesis HO The rejection region of the null hypothesis 1. Hi: д > 7.5 2. Но: а < 7.5="" 3.="" [t(n-1),="" 0)="" 1.="" η:="" μ="">< 7.5="" 2.="" hos="" μ=""> 7.5 3. [tin-1), 0) 1. Η: μ > 7.5 2. Ho: д < 7.5="" 3.="" (-00,="" -t(n-1)]="" 1.="" η:="">< 7.5="" 2.="" họ:="" u=""> 7.5 3. (-00, -tn-1)]