A traffic study determined that a larger city population indicates a longer commute time for drivers. What can we say from this

information?

There is no correlation between commute time and city population.

There is a correlation between commute time and city population. However, there is no causation. This is because there is an increase in the

commute time with an increase in the city population.

There is a correlation between commute time and city population. There may or may not be causation. Further studies would have to be done to

determine this.

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.