Answer:
A: H0: p = 0.27; Ha: p > 0.27
Step-by-step explanation:
The parameter is the population proportion.
According to the survey conducted by the American Academy of Periodontology, the proportion of of US adults who admit they lie to their dentist about how often they floss their teeth is 27%.
This means the null hypothesis is :

Periodontist Dr. Garcia believes that the percentage seems low, so his claim is that the percentage should be more than 27%.
This means, the alternate hypothesis is

Therefore the correct choice is A.
A = 60 but b is unsolvable, plz update question it is wrong
Answer:
240 percent
Step-by-step explanation:
Answer:
Slope = 
Step-by-step explanation:
We know that:
X₁ = -3
Y₁ = 5
X₂ = 11
Y₂ = 2
And the formula of the slope is:
Slope = 
Therefore:
Slope = 
<u>Slope = </u>
<u />
Hope this helps!
Answer:
2v^3
Step-by-step explanation:
hope it helps ;)