1, 2, and then 0.5, so this was a right there, 65. And then part b, 83. 83 is going to be right here, a little bit higher. We're right here. And the z-score here, 83 minus 81 divided by 6.3 will get us, let's see, clear the calculator. So we have, well, 83 minus 81 is 2. Divided by 6.3, 0.32, roughly.