Two cars leave the same parking lot, with one heading north and the other heading east. After several minutes, the eastbound car has traveled 5 miles. If the two cars are now a straight-line distance of 18 miles apart, how far has the northbound car traveled? Round to the nearest TENTHS place.

Apsychology student wishes to investigate differences in political opinions between business majors and political science majors at her college. she randomly selects 100 students from the 260 business majors and 100 students from the 180 political science majors. does this sampling plan result in a simple random sample? why or why not? no, because each group of 200 students in the sample does not have the same chance of being selected. yes, because each group of 200 students in the sample has the same chance of being selected. no, because each individual student does not have an equal chance of being selected. yes, because each individual student has the same chance of being selected.