Select a random sample of 40 individuals from the Data Bank. Use the chi-square goodness-of-fit test to see if the marital status of individuals is equally distributed.

Data from in Data Bank

Data Bank 88888 ID number 03 Age 05 19 06 56 65 36 43 47 48 25 07 08 09 10 11 12 13 14 63 37 Educational level Smoking status Exercise 01 27 2 1 193 126 118 136 F 02 18 1 0 1 145 210 120 105 137 M S 32 2 0 0 118 196 128 115 135 F M 24 2 0 1 162 208 129 108 142 M M 1 2 0 106 188 119 106 133 F S 1 0 0 143 206 136 111 138 F W 1 2 0 160 240 131 99 140 M W 2 1 0 215 215 163 106 151 M D 1 0 1 127 201 132 111 134 F M 1 1 132 215 138 109 135 F D 1 2 196 199 148 115 146 M D 2 3 109 210 115 114 141 F S 1 0 152 F D 0 3 144 M M 1 3 2 0 2 Weight 1 120 Serum cholesterol 170 187 Systolic pressure 242 193 Sodium 149 101 142 109 Gender Marital status