4 A parameter is a measure that describes a sample characteristic. (a) True (b) False If you add 10 to every data value in a data set, the standard deviation increases by 10. (a) True (b) False There are only two possible conclusions in a hypothesis test: reject or fail to reject the null hypothesis. (a) True (b) False . We say that the is resistant which means that it is not aected much by an outlier. (a) median (b) mean If a data value is located more than 3 stande deviations away from the mean, then it is considered an unusual value. (a) True (b) False A describes the number of standard deviations a data value is above or below the mean. (a) quartile (c) percentile (e) standard deviation (b) 2 score ((1) median Find the I value used for a 90% confidence interval with n : 14 . g 1.771 E?) 0.90 (e) 1.530 1.761 1.645