4. In a recent election, a volunteer was confirming the votes counted for a candidate. According to Elections Canada, 34% of ballots were cast for this politician. Attempting to confirm this number was within reason, the volunteer took a random sample of 400 ballots and found 160 were cast for this politician. Test the claim that exactly 34% of ballots were cast for this politician using a significance level of 1%. a. [1 pt] Write down the null and alternative hypothesis symbolically and define your symbols. b. [4 pts) Test the hypothesis above. Your answer must include the p-value, decision, and the conclusion based on the evidence