EXERCISE 2 EXERCISES: 1) Complete the table. n X Po Z p-value a) 120 21 5% b) 138 32 7% C) 200 45 10% d) 392 102 18% 612 236 20% f) 100 40 8% g) 248 51 10% h) 312 100 12% 2) A politician claims that she will receive 60% of the votes in the upcoming election. Of a random sample of 200 voters, there were 100 who will surely vote for her. Test the politician's assertion at the 0.05 level of significance. 3) A social worker reports that 30% of workers in a factory are below 15 years of age. Of the 120 employees surveyed, 38 said they were below 15 years old. Using or = 0.05, interpret the p-value