Answer:
0 is part of the confidence interval, which means that there is not convincing evidence that the two population proportions are different.
Step-by-step explanation:
Based on a confidence interval for the difference of proportions, there will be significant evidence that the proportions are different if 0 is not part of the confidence interval for the difference of proportions.
In this question:
Confidence interval between -0.036 and 0.154
0 is part of the confidence interval, which means that there is not convincing evidence that the two population proportions are different.
Answer:
102.16
Step-by-step explanation:
2(2*3.4+2*8.2+3.4*8.2)=102.16
Answer:
b = - 
Step-by-step explanation:
Given
5(b + 6) = 18 ← distribute left side
5b + 30 = 18 ( subtract 30 from both sides )
5b = - 12 ( divide both sides by 5 )
b = - = - 2.4
Answer: A = N/360 x (pi x r^2).
Step-by-step explanation:
looked it up online
