Answer with TI 83 calculator

1. At a 5% level, test the claim that the mean income of people in the population is greater than $50k. What test should be use? Attach results from the technology.According to the results, is there enough evidence to support the claim? Use a graph to check the condition that the income don't have outliers.

7 r Income($K) Gender Age - - 84 1 142 149 1 133 L - Ir= 18 125 r 233 1 157 85 1 142 L - 1340 56 Ir - - 1 451 158 60 Im 1 139 28 1 122 L 7r - 97 137 1 14 26 L IL r 211 134 L 18 30 16 Im 123 L - - Ir = 1 124 31 IL - 346 45 L 254 1 129 29 140 JL - L 286 57 6 26 31 Im 132 J L 104 I'm 137 IL - - 172 29 L IL - r 29 38 391 153 L19 122 I I 125 1 136 L 10 1 124 JL 25 1 137 117 125 IL - L 172 30 L 31 25 JL 23 1 22 260 162 L L 172 137 IL 5 121 L 61 124 JL 366 1 142 L L 177 33 L 8 121 L 26 127 22 138 = L Ir = 55 142 L 138 130 L 158 132 146 141 L 123 138 L 1 47 1 127 L 21 26 L 187 155 L L