Vector x contains the expenditure of 20 customers in a supermarket. (See page 178 of [MRZ])
ans =
21×5 table
i x_i (x_i-M) (x_i-M)^2 (x_i-M)^3
___ ____ _______ __________ ___________
1 20 -101.55 10312 -1.0472e+06
2 110 -11.55 133.4 -1540.8
3 31 -90.55 8199.3 -7.4245e+05
4 125 3.45 11.903 41.064
5 40 -81.55 6650.4 -5.4234e+05
6 128 6.45 41.603 268.34
7 50 -71.55 5119.4 -3.6629e+05
8 140 18.45 340.4 6280.4
9 65 -56.55 3197.9 -1.8084e+05
10 150 28.45 809.4 23028
11 72 -49.55 2455.2 -1.2166e+05
12 175 53.45 2856.9 1.527e+05
13 85 -36.55 1335.9 -48827
14 190 68.45 4685.4 3.2072e+05
15 100 -21.55 464.4 -10008
16 205 83.45 6963.9 5.8114e+05
17 100 -21.55 464.4 -10008
18 230 108.45 11761 1.2755e+06
19 105 -16.55 273.9 -4533.1
20 310 188.45 35513 6.6925e+06
NaN 2431 0 1.0159e+05 5.9765e+06
Vector x contains the expenditure of 20 customers in a supermarket. (See page 178 of [MRZ])
Italian grades obtained in a particular university exam by 1000
students. (See page 54 of [CMR])