8) answer all parts below please

part a) Identify the claim and state H0 and Ha.

part b) Find the critical value(s) and identify the rejection region(s).

pat c) Find the standardized test statistic.

part d) Decide whether to reject or fail to reject the null hypothesis.

part e) Interpret the decision in the context of the original claim below

- Since the null hypothesis is the claim and you _____________(failtoreject/ reject) the null hypothesis, at the_____% significance level___________(thereisnot/ is) enough evidence to reject the claim that "The mean annual income in Counties A and B are equal."