Date: Your Assignment: Coffee Shop Prices
Choosing a Model
You are helping your boss, the owner of a coffee shop, set prices. She has gathered some data by
counting the number of cups sold per day at various prices. Your job is to see if there is a relationship
between price and sales for one of the two most popular drinks.
Coffee sales:
Price: 1.50 2.20 2.70 2.50 2.90 2.00 1.60 2.10 3.00 1.80
Sales:
96
79
70
73
64
85
94
83
63
91
Tea sales:
Price: 2.40 1.50 1.10 1.60 2.50 1.30 1.00 1.70 2.20 2.00
Sales:
64
85
94
83
63
91
96
79
70
73
1. Which drink did you select? Circle one.