Economize means to spend less; reduce one's expenses
        
             
        
        
        
Explanation:
"Flour is to recipe as oil is to engine" is an example of:
analogy
 
        
             
        
        
        
That statement is False
These days, most research are being done by companies for commercial purposes and a lot of them use qualitative data because qualitative data is deemed to be more effective in collecting information to help the companies in designing the products/services that is favored by customers.