Question

Luke made some iced tea for a party. Using the Scatter Plot tool, fit the best-fit line for the data and find its slope (correct up to two decimal points).




The slope of the best-fit line is positive, and its value is 0.14.





The value of the slope of the best-fit line is zero.




The slope of the best-fit line is negative, and its value is 0.14.




The slope of the best-fit line is positive, and its value is 16.30.

Answer 1

Number of Guests
at the Party


Liters of Iced
Tea Remaining

2 18
4 16
6 15
8 14
12 14
18 13
24 13
36 12

Answer 2

this is the graph for it

Answer 3

You can use GeoGebra online.

Give me a second to put the values in.

Answer 4

ok thanks @iGreen

Answer 5

The answer is C, because the equation is:

y = -0.1406x + 16.3087

Where -0.14 = slope, and it's negative.

Answer 6

ok thanks @iGreen

Answer 7

No problem.

Answer 8

IGreen was correct. Thank you for answering.