In the last question, we tried to predict how much someone spent on an engagement ring, making the amount spent the dependent or outcome variable. Now imagineyou are proposing aresearch study in which how much someone spent on an engagementring is theindependent variableor predictor variable.

1. What hypothesis would you test?
2. What would yourdependent variablebe? How would you measure your dependent variable?
3. If the data you collect from an observational study supports your hypothesis, doesthe data proveyour theory? Why or why not?

How much do people spend on engagement rings? X 438 250 PEOPLE 200 150 100 50 $1k $3k $5k $7.5k $10k $15k+ RING COST