Top Posters
Since Sunday
26
o
7
d
6
A
5
H
5
n
4
t
4
d
4
p
4
r
4
s
4
C
3

# Jason believes that the sales of coffee at his coffee shop depend upon the weather. He has taken a ...

wrote...
Posts: 65
Rep:
2 weeks ago

Jason believes that the sales of coffee at his coffee shop depend upon the weather. He has taken a sample of 6 days. Below you are given the results of the sample.

 Cups of Coffee Sold Temperature 350 50 200 60 210 70 100 80 60 90 40 100

 a. Which variable is the dependent variable? b. Compute the least squares estimated line. c. Compute the correlation coefficient between temperature and the sales of coffee. d. Is there a significant relationship between the sales of coffee and temperature? Use a .05 level of significance. Be sure to state the null and alternative hypotheses. e. Predict sales of a 90 degree day.

Textbook

## Essentials of Statistics for Business and Economics

Edition: 7th
Authors:
Replies
Answer verified by a subject expert
chinwe20chinwe20
wrote...
Posts: 76
Rep:
2 weeks ago

### Related Topics

mars03 Author
wrote...

2 weeks ago
 this is exactly what I needed
wrote...

Yesterday
 Thank you, thank you, thank you!
wrote...

2 hours ago
 Thanks
Explore
323 People Browsing
313 Signed Up Today
Related Images

155

124

88