1. Compute a .95 confidence interval for the 20% trimmed mean using the data in given Table.
2. Compare the length of the confidence interval in given Exercise to the length of the confidence interval for the mean you got in given Exercise. Comment on why they differ.
Exercise
Compute a .95 confidence interval for the 20% trimmed mean using the data in given Table.
|
Table: Self-Awareness Data
|
|
77
|
87
|
88
|
114
|
151
|
210
|
219
|
246
|
253
|
262
|
|
296
|
299
|
306
|
376
|
428
|
515
|
666
|
1310
|
2611
|
|
Exercise
Table reports data from a study on self-awareness. Compute a .95 confidence interval for the mean.