b. Calculate the Product Moment Correlation Coefficient, r, and describe the relationship shown on the scatter graph.

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
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7. The table shows the sales of cans of drink from a vending machine over a
period of 12 days in June.
Temp.
15
17
20
25
21
18
15
20
23
27
30
29
Cans
104
113
188
275
212
150
90
205
251
330
425
404
sold
Calculate the mean Temperature and the mean number of cans sold. Plot
this point on the graph in question 8.
a.
b. Calculate the Product Moment Correlation Coefficient, r, and describe the
relationship shown on the scatter graph.
Transcribed Image Text:7. The table shows the sales of cans of drink from a vending machine over a period of 12 days in June. Temp. 15 17 20 25 21 18 15 20 23 27 30 29 Cans 104 113 188 275 212 150 90 205 251 330 425 404 sold Calculate the mean Temperature and the mean number of cans sold. Plot this point on the graph in question 8. a. b. Calculate the Product Moment Correlation Coefficient, r, and describe the relationship shown on the scatter graph.
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