Question

Assuming that the population is normally​ distributed, construct a 95% confidence interval for the population​ mean, based on the following sample size of n=8.

​1, 2,​ 3, 4, 5, 6, 7 and 16

In the given​ data, replace the value 16 with 8 and recalculate the confidence interval. Using these​ results, describe the effect of an outlier​ (that is, an extreme​ value) on the confidence​ interval, in general.

Find a 95% confidence interval for the population​ mean, using the formula or technology.

___≤ μ ≤ ___

​(Round to two decimal places as​ needed.)

Answer 1