Both mean and median are measures of the center of a set of data.
Mean is normally preffered to the median except if there is an outlier that has a tendency to affect the mean.
An outlier is a data point that significantly differs from the other data points in a sample.
In the data set above, there is no outlier that will affect the mean.
Therefore, he should use the mean because there are no outliers that affect the mean.
Answer:
a = 60
Step-by-step explanation:
90 + 30 = 120
120 - 180 = 60
Answer:
(2)They are perpendicular.
Step-by-step explanation:
Answer:
0
Step-by-step explanation:
Just 4 people per year would overflow the landfill, how would it survive 6480 people?
I believe the answer is c