Hypothesis testing for correlation coefficient.
The data in the file coffee drink represents the calories and fat( in grams) of 16 =ounce iced coffee drinks at DD and star bucks
|
Products
|
calories
|
fat
|
|
DD, iced mocha swirl latte(whole milk
|
240
|
8.0
|
|
Starbucks coffee frap blended
|
260
|
3.5
|
|
DD Coffee Coolatta (crème) Starbucks iced coff mocha
|
350
|
22.0
|
|
Espresso (whole milk and whipped cream) Starbucks Mocha frap blended coff
|
350
|
20.0
|
|
(Whipped cream) Starbucks Chocolate brownie
|
420
|
16.0
|
|
Frap blended coffee (whipped cream) Starbucks chocolate frap
|
510
|
22.0
|
|
Blended crème(whipped cream)
|
530
|
19.0
|
1. Compute and interpret the coefficient of correlation, r
2. At the 0.05 level of significance, is there a significant linear relationship between calories and fat?