=+73. Online insurance, part 2. In Exercise 71, we saw summary statistics for 10 drivers’ car insurance premiums quoted by a local agent and an online company. Here are displays for each company’s quotes and for the difference (Local – Online):

500 750 1000 1250 Local Online Premium ($)

Price Diff ($)

# of Premiums

–400 –200 0 200 1

2 3