What is the value of the 8 in 2,008,277

List x1, x2, x3, x4 where xi is the left endpoint of the four equal intervals used to estimate the area under the curve of f(x) between x = 4 and x = 6. a 4, 4.5, 5, 5.5 b 4.5, 5, 5.5, 6 c 4.25, 4.75, 5.25, 5.75 d 4, 4.2, 5.4, 6

Kira looked through online census information to determine the overage number of people living in the homes in her city what is true about kira's data collection?

Can someone explain to me how to do