Which value on the number line is the best estimate of the center of the data set?




A line plot with eighteen data values. Labels are at fifty, one hundred, and one hundred fifty. Tick marks are every ten units. Values appear as x marks above the line. Plots data values are one x mark above seventy, one x mark above eighty, two x marks above ninety, three x marks above one hundred, four x marks above one hundred ten, four x marks above one hundred twenty, two x marks above one hundred thirty, and one x mark above one hundred forty.