Maria went to the restaurant and waited 90 seconds to place her order. Use the trend line equation to predict how many employees were working.
Required
1
Question 11
11.
Ashton walked into the restaurant and 4 employees were working registers. Use the trend line equation to predict how long he will wait to place his order.
Question 1
1.
Write an equation for the trend line.
Pay attention to your y-axis!
DO NOT USE ANY SPACES, use / for a fraction.
Question 2
2.
What does x represent in the equation?
Question 3
3.
What does y represent in the equation?
Question 4
4.
How can the trend line equation be used to predict the cost of gas per gallon in the year 1992?
Question 5
5.
Paul wants to know when gas would have cost about $1.50 per gallon. What step should he take?
Question 6
6.
Use the trend line equation to predict the cost of gas per gallon in 2017.
Question 7
7.
Use the trend line equation to predict when gas would cost about $4.00.
(type the year)
Question 8
8.
The scatter plot would have shown a positive association.
Question 9
9.
Which best describes the meaning of the slope in the trend line equation?
