Assuming a normal curve, find the lowest Z score a person could have while being in the following top percentages of a country in mathematics ability. (a) 9% Click here to view page 1 of the Normal Curve Areas. Click here to view page 2 of the Normal Curve Areas. Click here to view page 3 of the Normal Curve Areas. Click here to view page 4 of the Normal Curve Areas. (b) 5% (a) The lowest Z score a person could have while being in the top 9% of the country is (Round to two decimal places as needed.) (b) The lowest Z score a person could have while being in the top 5% of the country is (Round to two decimal places as needed.)