An investigator has collected a random sample of 100 individuals from the current u. s. population toanswer a factual question about this population, like whether a majority of americans approve of the waypresident trump is handling the job. what is an appropriate null hypothesis for this question? what isan appropriate alternative? suppose that 43% of the 100 respondents said they approved, with a samplestandard-deviation is .495 (which =√p(1− construct a t-statistic for testing this null hypothesis. with what probability, i. e., at whatp-level orsignificance level, can you reject this null hypothesis?