Question
The following table shows the hot dogs bought from a street vendor over the course of...
The following table shows the hot dogs bought from a street vendor over the course of eight days ("Demand"). Also shown is the temperature for each day in degrees Celsius.
|
Temperature (°C) |
18 |
9 |
23 |
18 |
7 |
11 |
16 |
19 |
|
|---|---|---|---|---|---|---|---|---|---|
|
Demand |
45 |
32 |
34 |
40 |
18 |
23 |
44 |
32 |
A linear regression on the data gives the equation below. Complete parts a through d below.
Predicted Demand=16.78 + 1.11 (temperture_)
A Calculate the SST. (two decimal places)_____
b. Partition the total sum of squares into the SSR and SSE.________,___________
c. Calculate the sample coefficient of determination._______
R2=
D. the p-value is__________
D. Determine the conclusion.
A. do not reject H0. There appears to be ab relationship between temperature and demand.
B. do not reject H0. There does not appears to be ab relationship between temperature and demand.
C. reject H0. There does not appears to be ab relationship between temperature and demand.
D. reject H0. There appears to be ab relationship between temperature and demand.
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