Which of the following is true of the measures of central tendency when looking at outliers? The mean is unaffected by an outlier.
The range is unaffected by an outlier.
The interquartile range is unaffected by an outlier.
The median is unaffected by an outlier.

Astudent found the solution below for the given inequality. |x-9|< -4 x-9> 4 and x-9< -4 x> 13 and x< 5 which of the following explains whether the student is correct? -the student is completely correct because the student correctly wrote and solved the compound inequality. -the student is partially correct because only one part of the compound inequality is written correctly. -the student is partially correct because the student should have written the statements using “or” instead of “and.” -the student is completely incorrect because there is no solution to this inequality.