Answer:
The conclusion to be drawn is:
The actual proportion of teenagers who do not smile  is only 8%.  It is clear that exactly 6 out of 10 teenagers will smile  in their driver's license photo.
If we continued to take more samples of 10  teenagers, the center of the distribution would shift to
Step-by-step explanation:
 
        
             
        
        
        
Jack --> 440 = rate * 88Jack --> 5 yrds/sex = rateJack in 55 seconds --> distance = 5 * 55 = 275 yrds440 - 275 = 165 yards handicap.
        
             
        
        
        
Answer:
if you can elaborate on this i could help you i think i somewhat understand what your trying to ask in this question 
Step-by-step explanation: can you elaborate
 
        
                    
             
        
        
        
Answer:
12.5
Step-by-step explanation:
Step 1:
0.4 ( 3b + 10 ) = 19     Equation
Step 2:
1.2b + 4 = 19       Multiply
Step 3:
1.2b = 15    Subtract 4 on both sides
Step 4:
15 ÷ 1.2    Divide
Answer:
b = 12.5
Hope This Helps :)