Which of the following best describes the relationship between the computed mean and the actual mean? a. the computed mean is notis not close to the actual mean because the difference between the means is lessless than 5% of the actual mean. b. the computed mean is notis not close to the actual mean because the difference between the means is moremore than 5% of the actual mean. c. the computed mean isis close to the actual mean because the difference between the means is lessless than 5% of the actual mean. d. the computed mean isis close to the actual mean because the difference between the means is moremore than 5% of the actual mean.