If the mean for a sample of 8 people was 20 and the mean for a second sample of 4 people was 10, what would the weighted mean be equal to?
A) Cannot determine from the information given.
B) 16.67
C) 15
D) 13.33

40 describe the outliers from the scatter plot.

What’s the answer ? use the picture to see the problem

Given: lines a and b are parallel and line c is a transversal. prove: 2 is supplementary to 8 what is the missing reason in the proof? statement reason 1. a || b, is a transv 1. given 2. ∠6 ≅ ∠2 2. ? 3. m∠6 = m∠2 3. def. of congruent 4. ∠6 is supp. to ∠8 4. def. of linear pair 5. ∠2 is supp. to ∠8 5. congruent supplements theorem corresponding angles theorem alternate interior angles theorem vertical angles theorem alternate exterior angles theorem