Marykay wants to identify her monthly variable expenses to see if they are more than 40% of her monthly income. marykay's monthly income is $3,800. her net income is 7% of her monthly income and her fixed expenses are $1,824. determine the total of marykay's variable expenses and if they are more than 40% of her monthly income.
a.
marykay's variable expenses total $1,710, which is more than 40% of her monthly income.
b.
marykay's variable expenses total $1,976, which is more than 40% of her monthly income.
c.
marykay's variable expenses total $266, which is less than 40% of her monthly income.
d.
marykay's variable expenses total $1,740, which is more than 40% of her monthly income.

Rose drew a regression line for this paired data set. her line passed through (1, 2) and (3, 5) . what is the equation of rose's regression line?

Round each decimal to the nearest thousandth. a. 5.39562 b. 0.12345 c. 5634 d. 18.93763

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