In: Statistics and Probability
An Internet retailer would like to investigate the relationship between the amount of time in minutes a purchaser spends on its Web site and the amount of money he or she spends on an order. The table to the right shows the data from a random sample of 12 customers. Construct a 90% confidence interval for the regression slope. Construct a 90% confidence interval for the slope. LCL equals nothing and UC Lequals nothing (Round to three decimal places as needed.)
Time | Order_Size |
20 | 64 |
12 | 25 |
26 | 92 |
21 | 202 |
1 | 51 |
16 | 37 |
5 | 60 |
38 | 362 |
7 | 127 |
34 | 157 |
24 | 80 |
9 | 246 |