A company's customer service department asks its customers to rate their over-the-phone service on a scale of 1-20 immediately after their service has been completed. The company then matches each...

Extracted text: A company's customer service department asks its customers to rate their over-the-phone service on a scale of 1-20 immediately after their service has been completed. The company then matches each customer's rating with the number of minutes the person waited on hold. The accompanying table shows the ratings and numbers of minutes on hold for 10 randomly selected customers. Complete parts a through c below. A Click the icon to view the data table. a. Calculate the sample covariance. Sxy (Round to two decimal places as needed.) nt esou Enter your answer in the answer box and then click Check Answer.


Extracted text: ra Time Waiting versus Customer Rating anying table sh a ta се. Minutes Rating Minutes Rating 2. 13 0. 18 nee 6. 15 9. 13 20 2. 17 8. 10 6. 12 8. 15 14 Print Done ver bo Check Anse Clear All