Dans income can be calculated as $20 times the number of hours worked (h) added to his overtime wages of $350. if he subtracts $600 to pay a bill, his income totals $550. which expression represents dan’s income?
a.) 20h + 350 = 550 - 600
b.) 20h + 350 - 600 = 550
c.) 20h + 600 = 550 + 350
d.) 20h + 350 + 600 = 550

If your score on your next statistics test is converted to a z score, which of these z scores would you prefer: minus2.00, minus1.00, 0, 1.00, 2.00? why? a. the z score of 2.00 is most preferable because it is 2.00 standard deviations above the mean and would correspond to the highest of the five different possible test scores. b. the z score of 0 is most preferable because it corresponds to a test score equal to the mean. c. the z score of minus2.00 is most preferable because it is 2.00 standard deviations below the mean and would correspond to the highest of the five different possible test scores. d. the z score of minus1.00 is most preferable because it is 1.00 standard deviation below the mean and would correspond to an above average