What property is shown in the equation? –53 ÷ 1 = –53
a. division into zero property
b. identity property of division
c. negative one property of division
d. reciprocal property what property is shown in the equation? 5ac = 5ca
a. identity property of multiplication
b. reciprocal property of multiplication
c. zero property of multiplication
d. commutative property of multiplication

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