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

Data from in Exercise 1

From the Data Bank, choose a variable. Select a random sample of 20 individuals, and find the mean of the data.

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Data Bank ID number Age 01 27 2 1 02 18 1 0 03 32 2 0 04 24 2 0 05 19 1 2 06 56 0 07 65 2 0 1 0 1 1 2 3 1 0 0 3 1 1 2 1 47 1 08 36 11 8 09 10 1 12 13 14 285 43 48 3 2 0 37 2 Educational level Smoking status 63 Exercise 0 1 1 2 Weight 1 120 1 145 0 118 1 162 0 106 0 143 160 215 127 132 196 109 170 187 Serum cholesterol Systolic pressure Sodium 199 148 210 115 242 149 193 142 118 136 Gender 193 F 126 210 120 105 137 M S 196 128 115 135 F M 208 129 108 142 M M 188 119 106 133 F S 206 136 111 138 F W 240 131 99 140 M W 215 163 106 151 201 132 111 134 215 138 109 135 115 146 M 114 141 F 101 152 F D 109 144 M M M F F 3 Marital status M D M D D S