1. Consider these situations. Which ones do you thinkthe trend will be linear? Explain.
a) We measure the height (x) and armspan (y) of a number of UCLAstudents.
b) We collect data on the size houses (x) and their value (y) in acity.
c) For \"industrialized\" countries, we examine the relationshipbetween their annual wine consumptions (liters per person) andmortality rate (deaths per 100,000).
d) For one year, a person uses a fitbit activity tracker to recordthe number of steps taken per day (x) and compares this to thenumber of steps recorded by his smartphone's activity tracker(y).
