From the Data Bank, select a sample of subjects. Use the Kruskal-Wallis test to see if the sodium levels of smokers and nonsmokers are equal.

Data from in Data Bank

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Data Bank 088989&D number 01 02 03 04 05 06 123 13 14 Age Educational level Smoking status 27 18 32 24 19 56 Exercise 2 1 1 1 0 1 2 0 0 2 0 1 1 2 0 1 0 0 1 2 0 65 36 2 1 0 43 1 0 1 47 1 1 1 48 3 1 2 25 2 2 3 63 0 1 0 37 2 0 3 Weight 120 145 118 162 106 143 160 215 127 132 196 109 170 187 Serum cholesterol Systolic pressure 01 Sodium 106 111 99 Gender 193 126 118 136 210 120 105 137 M S 196 128 115 135 F M 208 129 108 142 M M 188 119 133 F S 206 136 138 F W 240 131 140 M W 215 163 106 151 M D 201 132 111 134 F M 215 138 109 135 F D 199 148 115 146 M D 210 115 114 141 F S 242 149 101 152 F D 193 142 109 144 M M LL Marital status