Answer:
This means that the means height (which is all the sum of the height of all the students divided by their number ) is 205 cm. Standard deviation means how the height of the students deviates from this mean since students do vary in height and are not all the same height of 205 cm. Therefore, in this case, the amount of standard dispersion of the students' height is by 17 cm on either lower or higher side of the mean.  
 
        
             
        
        
        
In ancient times, people classified plants and animals by use. Like for plants they are being classified as beneficial or harmful. While for animals, they are classified as domestic animals, wild animals, creeping animals, flying animals, and sea animals.
        
                    
             
        
        
        
Answer:
Principalele vase care intră în atriul drept sunt vena cavă superioară și vena cavă inferioară. Acestea sunt principalele vase care returnează sângele din circulația sistemică înapoi în inimă.
Explanation:
 
        
             
        
        
        
Answer:
Option no. c correctly describes the relationship between tissues and organs.
Hope it helps you