Question: The data below are from a random sample of 35 cheetahs. The numbers record the speeds (in mph) over a 1/4 mile distance. The data was obtained by Trade Environment Database, published by the Cheetah Conservation of Southern Africa.

57.3 57.5 59.0 56.5 61.3 57.6
59.2 65.0 60.1 59.7 62.6 52.6
60.7 62.3 65.2 54.8 55.4 55.5
57.8 58.7 57.8 60.9 75.3 60.6
58.1 55.9 61.6 59.6 59.8 63.4
54.7 60.2 52.4 58.3 66.0

State the variable and describe the population for your data.