The lower and upper specifications for a software upgrade are 76 minutes and 81 minutes. Estimate the percentage of process output that can be expected to fall within the specifications. (Round your answer to 1 decimal place.) SAMPLE 1 2 3 4 5 5 79.2 89.1 79.5 78.9 89.4 79.7 79.7 78.7 79.5 78.7 79.5 89.5 89.9 81.9 89.2 79.7 89.4 89.5 78.4 89.4 89.3 79.4 78.8 89.9 81.9 89.1 89.8 89.5 78.8 81.1 %