When a finite number of samples are drawn from a larger population, the sample mean of that sample, while usually close to the population mean, is not the same thing. A population mean, on the other hand, is a description of pretty much ALL of whatever is being examined.
Example of population: Everyone in the USA
Example of a sample: One person, chosen at random, from each of the 50 states
It would be 3840. The pattern is: x2, x4, x6, x8, x10. Hope that helps! :) :D
Answer:
99 is 9 times 11 144 divide by 9 is 16
a truck can travel 160 miles in the same time that it takes a car to travel 200 miles. If the truck's rate is 10 miles per hour slower than the car's find the average rate for each.
the rate of the car is miles per hour