For an assignment tomorrow, I need to test a hypothesis about the equality of two population means. The null hypothesis states that the means are equal. while the alternative states that they're...

For an assignment tomorrow, I need to test a hypothesis about the equality of two population means. The null hypothesis states that the means are equal. while the alternative states that they're different. The sample size (n) is 200 and the level of significance is 0.02. How would I calculate;