Pet 58 64 65 68 69 69 69 70 70 72 76 79 85 86 99 Friend 76 80 81 83 87 88 89 91 92 97 98 99 100 101 102 Alone 62 70 73 75 77 80 84 84 84 87 87 87 90 91 99 1. Use the rule to show that 99 is an outlier for the Pet group.
2. Use the applet to make parallel boxplots to compare the heart rates in the three groups.
3. Based on the data, does it appear that the presence of a pet or friend reduces heart rate during a stressful task? Justify your answer.

Since opening night, attendance at play a has increased steadily, while attendance at play b first rose and then fell. equations modeling the daily attendance y at each play are shown below, where x is the number of days since opening night. on what day(s) was the attendance the same at both plays? what was the attendance? play a: y = 8x + 191 play b: y = -x^2 + 26x + 126 a. the attendance was never the same at both plays. b. the attendance was the same on day 5. the attendance was 231 at both plays on that day. c. the attendance was the same on day 13. the attendance was 295 at both plays on that day. d. the attendance was the same on days 5 and 13. the attendance at both plays on those days was 231 and 295 respectively.

Tom is the deli manager at a grocery store. he needs to schedule employee to staff the deli department for no more that 260 person-hours per week. tom has one part-time employee who works 20 person-hours per week. each full-time employee works 40 person-hours per week. write and inequality to determine n, the number of full-time employees tom may schedule, so that his employees work on more than 260 person-hours per week. graph the solution set to this inequality.

Oliver read for 450 minutes this month his goal was to read for 10% more minutes next month if all of her medicine go how many minutes will you read all during the next two months