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:
substitute t=-3 in the equation
3(-3) squared +5(-3)+6=18
Answer:
20 min for 40 shirts, two shirts a minute
Divide the actual building's measurements by the replica's measurements.

The measurements of the actual building are divided by
20 not 12.
The crew member's calculation is
incorrect.
Answer:
yessssss
Step-by-step explanation:
thanks ;p;p;