Answer:
6 inches
Step-by-step explanation:
105÷35=3
3x2=6
 
        
             
        
        
        
Answer: False
Step-by-step explanation:
Example 3 times -3= -9
 
        
                    
             
        
        
        
Answer: $3.7 
Step-by-step explanation:
23-20=3
3/2=1.5
20-1.5=18.5
18.5/5=3.7
 
        
                    
             
        
        
        
I think it is tens or sum look up fractions place value and u will probable  get it
        
             
        
        
        
Answer:
1. a. z test for means and t test for means.
2. C. HA : mu1 - mu2 > 0
Step-by-step explanation:
Hypothesis testing is used in a situation where there are more than 1 alternative available. The t test is conducted in the mean which determines the t value and then this value is compared with p value to identify the situation whether to accept or reject the null hypothesis. The alternative hypothesis in this situation is is represented by mu.