7 . The following table records the number of deliveries per day at a sandwich shop. Day 1 2 3 4 5 6 7 8 9 10 11 12 Deliveries 14 15 19 15 15 16 19 20 21 29 16 17 a What is the mean of deliveries? b. What is/are the modes? C. What is the interquartile range? d. What is the 50th percentile? e. What is the median value of deliveries without the outlier? f . Make and label a box-and-whisker plot of deliveries including the outlier. 8 A data set has a mean of 255 and a standard deviation of 12. All the data values are within two standard deviations above the mean. What could be the maximum value of the data? a. 250 b . 260 C. 270 d. 280 e. 290 9. The scores on a math test are: 67 69 71 75 78 78 83 85 85 85 86 87 89 92 95 98 98 98 100 Within how many standard deviations of the mean is a score of 100? Part 2 1. EXPLAIN/MODEL why ,P3 will always generate 6 times as many possibilities as , C3. 2a. Create a data list of 6 items, such that its mean, median, and mode are the same. 2b. Add two new numbers to the list from 1a, which would maintain the same mean, median, and mode