Answer:
97% confidence interval for the survey is between a lower limit of 0.45 and an upper limit of 0.67
Step-by-step explanation:
Confidence Interval is given by the mean + or - error margin
The lower limit of the confidence interval is found by subtracting the error margin from the mean.
The upper limit is obtained by adding the error margin to the mean.
The interpretation is that the mean is between 0.45 and 0.67
Answer:
D
Step-by-step explanation:
corresponding angeles will be equal when parallel lines are cut by traversal.
so 7x+5=33
Answer:

Step-by-step explanation:
Multiply numerator and denominator by √2

Answer:
radius=8
Step-by-step explanation:
Answer:
there’s nothing there
Step-by-step explanation: