Answer:
H0: p = 0.078
Ha: p > 0.078
Step-by-step explanation:
The researchers want know if the proportion of low weight births for women exposed to secondhand smoke during their pregnancies is greater than 0.078.
Answer:
64.7 degrees
Step-by-step explanation:
9.3/4.4= 2.1136
tan^-1(2.1136)=64.7
One, Three and Four are right answers.
The first answer is that the system represents 2 lines. They are two parallel lines.
For the second question, it just represents 1 line. In this case, the two lines are right on top of each other. This is because they are the same equation, just in different forms.