Answer: Mean - 93.8571428571, round however you need to
Median - 75
Mode - 65
Range - 205
Step-by-step explanation: Order the numbers first. 45,65,65,75,77,80,250.
Find the mean. 45 + 65 + 65 + 75 + 77 + 80 + 250 is 657. Divide by 7 is 93.8571428571.
Median is middle. It is 75.
Mode is the most common. - 65
Range is the highest subtracted by the lowest. 250 - 45 is 205.