Chapter 12: Q. 53 (page 719)
53. What effect did the potential outlier have on the line of best fit?
The line of best fit will become less accurate as a result of the potential outlier.
Over 30 million students worldwide already upgrade their learning with Vaia!
All the tools & learning materials you need for study success - in one app.
Get started for free
For a given line of best fit, you compute that using data points, and the critical value is 0.666. Can the line be used for prediction? Why or why not?
Does the scatter plot appear linear? Strong or weak? Positive or negative?
A vacation resort rents SCUBA equipment to certified divers. The resort charges an up-front fee of and another fee of an hour.
What are the dependent and independent variables?
Use the following information to answer the next five exercises. A random sample of ten professional athletes produced the following data where is the number of endorsements the player has and is the amount of money made (in millions of dollars).
What does an value of zero mean?
Use the following information to answer the next five exercises. A random sample of ten professional athletes produced the following data where is the number of endorsements the player has and is the amount of money made (in millions of dollars)
| x | y | x | y |
| 0 | 2 | 5 | 12 |
| 3 | 8 | 4 | 9 |
| 2 | 7 | 3 | 9 |
| 1 | 3 | 0 | 3 |
| 5 | 13 |
Whenand , is there a significant correlation? Explain.
What do you think about this solution?
We value your feedback to improve our textbook solutions.
