A: 20,529, 22,081, 21,454, 21,449, 21,801, 21,892, 20,913, 20,075, 21,694, 21,681, 21,416, 21,829, 21,013, 22,053 B: 4.02, 4.71, 3.87, 4.57, 4.29, 4.49, 3.23, 2.94, 4.41, 3.07, 3.23 Step 2 of 2 : Which of the above sets of sample data has the smaller spread?

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.