Sara recorded the height of the ocean at low tide, with respect to sea level, for four days. time low tide (inches) monday a. m. −4 monday p. m. −6 tuesday a. m. −3 tuesday p. m. −1 wednesday a. m. 0 wednesday p. m. 2 thursday a. m. −1 thursday p. m. −3 what is the average height of the ocean at low tide with respect to sea level?

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