can someone please help me with this :( I am struggling with this class. please explain the steps

MAT 1450 - Unit 11 Written HW

1.Anthropologists have discovered a prehistoric cave dwelling that contains a large number of adult human footprints. To study the size of the adults who used the cave dwelling, they randomly selected 20 of the footprints from the population of all footprints in the cave and measured the length of those footprints. Some statistics resulting from this random sample are as follows.

Sample size Mean Standard deviation 20 24.8 cm 7.5 cm Minimum First quartile Median Third quartile Maximum 15.2 cm 18.7 cm 21.5 cm 30.0 cm 37.0 cm