From the Data Bank select a sample of 50 subjects. Use the Wilcoxon rank sum test to see if the means of the sodium levels of the males differ from those of the females.

Data from in Data Bank

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Data Bank 088989&D number 01 02 03 04 05 06 Age 27 18 32 24 19 56 65 36 43 47 11 48 1 12 13 14 285 63 0 37 2 Educational level Smoking status Exercise 2 1 1 1 0 1 2 0 0 2 0 1 1 2 0 1 0 0 1 2 0 2 1 0 1 0 1 1 1 1 3 1 2 2 2 3 1 0 0 3 Weight 120 145 118 162 106 143 160 215 127 132 196 109 170 187 Serum cholesterol Systolic pressure 01 193 126 210 120 105 196 128 115 208 129 108 188 119 206 136 240 131 215 163 201 132 215 138 199 148 210 115 242 149 193 142 Sodium 118 136 137 M S 135 F M 142 M M 133 F S 138 F W 140 M W 106 151 M D 111 134 F M 109 135 F D 115 146 M D 114 141 F S 101 152 F D 109 144 M M 106 111 99 Gender LL Marital status