Select a systematic sample of 20 individuals, and using the same variable as in Exercise 1, find the mean.

Data from in Data Bank

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Data Bank 28 ID number Age 27 2 1 1 0 2 0 2 05 19 1 06 56 1 07 65 1 08 36 2 09 43 1 02 18 03 32 04 24 10 1 12 13 14 285 47 1 11 48 3 2 0 37 2 Educational level 63 0 2 0 2 1 Smoking status Exercise Weight 1 120 1 145 0 118 1 162 0 106 0 143 0 160 0 215 127 132 196 109 170 187 0 1 1 1 1 2 2 3 1 0 0 3 Serum cholesterol Systolic pressure 199 210 242 193 193 126 118 210 120 105 196 128 115 208 129 108 188 119 106 206 136 111 240 131 99 215 163 106 201 132 215 138 01 148 115 149 142 111 109 115 114 101 109 Sodium Gender 152 144 33 Marital status 136 F 137 M 135 F 142 M M 133 F S 138 F W 140 M W 151 M D 134 F M 135 F D 146 M D 141 F S F D M M M