i 12345678

X(i) 107.35

i 9 X(i) 124.85

i 17 X(i) 109.59

i 25 X(i) 101.03

132 111.09

10 11 134.81 147.73

18 19 146.66 150.98

26 27 109.47 111.99

120.24

12 144.97

20 115.59

28 139.1

111.95

13 120.61

21 123.88

29 126.51

146.13

14 1260.08

22 110.72

30 126.32

120.88 121.65

15 16 130.1 123.33

23 24 147.51 149.85

The index i represents the restaurant and X(i) is the total bill, including tax, but not tip. The n=30 restaurants were chosen as a simple random sample from the universe of 'competitor restaurants' to your client, Restaurant A.

1. Find the following sample statistics: i. The mean
2. ii. The standard deviation iii. The median
3. iv. Q1
4. v. Q3
5. vi. Minimum
6. vii. Maximum viii. Range
7. ix. Interquartile range
8. x. Upper and lower fences