The most reasonable response to whether it is appropriate to use the results of the survey to decide where the field trip should be is:
No, because the sample is biased toward students who are interested in science.
While it is true that 40 students were surveyed and that they were randomly selected from the science club, the fact that only students who are already interested in science are included creates a bias. The preferences of this group may not accurately represent the preferences of the entire student population at Jordan Elementary School, which may include students with diverse interests. Therefore, using the results from this biased sample would not be a fair representation for making a decision about the field trip destination.