3 options: As a developmental researcher, you are interested in studying whether or not birth order is related to gender. Are birth order (first, middle, last) and gender (male, female, other) independent? To test your hunch, you compile birth records for 300 babies born in are hospitals during a one-year period. You record two pieces of information: gender and birth order. ___________ is the dependent variable in this problem. ___________ is the independent variable in this problem. ___________ is the appropriate statistical test to use for this