Most companies have increased their dependence on computers andsoftware. As a result, more employee time is spent on the telephonewith technical support for the software. A sample of 8 times spenton the phone with technical support yielded the following data:
Time spent on phone (in minutes) |
11 |
9 |
9 |
8 |
12 |
13 |
11 |
14 |
Construct a 98 percent confidence interval estimate of the truemean population time that is spent by employees on the telephonewith technical support for the software. Use only theappropriate formula and/or statistical table in your textbook toanswer this question. Negative values should be indicated by aminus sign. Report your answers to 2 decimal places, usingconventional rounding rules.
Answer: $ _____? (Click to select) ? $____
