Consider the data below. Find the change in the (a) mean, (b) median, and (c) mode when the outlier is removed. Round to the nearest tenth, if necessary.
14, 20, 21, 11, 23, 12, 39, 16, 9, 12
a. Change in mean:
b. Change in median:
2
c. Change in mode:

Select the correct answer. given: ∆abc with prove: statement reason 1. given 2. ∠cab ≅ ∠edb ∠acb ≅ ∠deb if two parallel lines are cut by a transversal, the corresponding angles are congruent. 3. ∆abc ~ ∆dbe aa criterion for similarity 4. corresponding sides of similar triangles are proportional. 5. ab = ad + db cb = ce + eb segment addition 6. substitution property of equality 7. division 8. subtraction property of equality what is the missing statement in the proof? scroll down to see the entire proof.