Listed below are the salaries, in $000, for a sample of 15 chief financial officers in the electronics industry.

$516.0 $548.0 $566.0 $534.0 $586.0 $529.0

546.0 523.0 538.0 523.0 551.0 552.0

486.0 558.0 574.0

a. Determine the mean, median, and the standard deviation.
b. Determine the coefficient of skewness using Pearson's method.
c. Determine the coefficient of skewness using the software method.

Henry is an avid reader, he devours 90 pages in half an hour how many pages has henry read per minute?

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

Find the percent error of the measurement 4 cm