2.99 See Answer

Question: In an experiment to study the relation


In an experiment to study the relation between the time waiting in line, y (minutes), to get to the head of the checkout line at her favorite grocery store and the number of persons ahead in line, x, a student collected the following statistics:



In an experiment to study the relation between the time waiting in -1

(a) Find the equation of the least squares fitted line.
(b) Using the fitted line, predict the time waiting in line when 3 persons are already in line.

2.99

See Answer