Caf Michigan'smanager, GaryStark, suspects that demand for mocha latte coffees depends on the price being charged. Based on historicalobservations, Gary has gathered the followingdata, which show the numbers of these coffees sold over six different pricevalues:

Observation Price Number Sold

1 $2.70 770

2 $3.60 515

3 $1.90 990

4 $4.20 250

5 $3.20 325

6 $4.10 490

Using simple linear regression and given that the price per cup is $1.80, the forecasted demand for mocha latte coffees will be ____________ cups (enter your response rounded to one decimalplace).