Answer:
a
 
b

Step-by-step explanation:
From the question we are told that 
     The data is  87  91  86  82  72  91   60  77  80  79  83  96
Generally the point estimate for the mean is mathematically represented as 
     
=>  
=>     
 
Generally the point estimate for the standard deviation  is mathematically represented as 
       
=>     
=>     
 
        
             
        
        
        
The ratio, simplify it
12shirts:6jeans
12/6=2/1
or
2shirts:1jean
18shirts
18/2=9
2shirts times 9=18shirst
2shirts:1jean times 9:9=18shirts:9jeans
answer is 9 pairs of jeans
        
             
        
        
        
Answer:
yes me
Step-by-step explanation:
na jp ion know 
 
        
             
        
        
        
Answer:32p+24
Step-by-step explanation:
-4(-9p + -3) +2(-2p + 6)
36p+12-4p+12
32p+24
Hope it helped you
 
        
             
        
        
        
Answer:
There is no slope, beacuse there is not a shown X
Step-by-step explanation: