Which of these variables would MOST likely be examined through observational studies? A. None of variables

B. The speed at which a test object is released

C. The economic output of a country

D. The amount of current through in an electric device

The table shows the age and finish time of ten runners in a half marathon. identify the outlier in this data set. drag into the table the ordered pair of the outlier and a reason why that point is an outlier.

What is the area of a triangle with vertices at (-3 3) (-3,2) and (1,2)?

Lizette is training for a marathon. at 7: 00 she left her house and ran until 8: 30, then she walked until 11: 30. she covered a total distance of 18 miles. her running speed was six miles per hour faster than her walking speed. find her running and walking speeds in miles per hour.