Use the equation of the line of best fit, =y+−0.73x8.53, to answer the questions below. Give exact answers, not rounded approximations. (a) What is the predicted time spent exercising for a student who doesn't spend any time texting? hours (b) What is the predicted time spent exercising for a student who spends 4 hours texting? hours (c) For an increase of one hour in the time spent texting, what is the predicted decrease in the time spent exercising? hours

Acircus act has 3 times as many elephants as acrobats. jorge noticed that all together there were 56 legs in the circus ring. how many elephants were in the show?

2,10,-50 next two numbers geometric sequence

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