Based on this passage, what is the median number of people per family in Zangisheh?
This passage does not give enough information to conclude what the median number of people per family in Zangisheh is as it only mentions the total population and number of families. We could calculate the arithmetic mean of the number of people per family from this information by dividing the total number of people by the number of families, but the information in the passage is not sufficient to determine the median number of people per family.