The following data represent the yield on 90 consecutive batches for ceramic sub
ID: 3068187 • Letter: T
Question
The following data represent the yield on 90 consecutive batches for ceramic substrate to which a metal coating has been applied by a vapor-deposition process, 94.1 86.1 95.3 84.9 88.8 84.6 94.4 84.1 93.2 90.4 94.1 78.3 86.4 83.6 96.1 83.7 90.6 89.1 97.8 89.6 85.1 85.4 98.0 82.9 91.4 87.3 93.1 90.3 84.0 89.7 85.4 87.3 88.2 84.1 86.4 93.1 93.7 87.6 86.6 86.4 86.1 90.1 87.6 94.6 87.7 85.1 91.7 84.5 95.1 95.2 94.1 96.3 90.6 89.6 87.5 90.0 86.1 92.1 94.7 89.4 90.0 84.2 92.4 94.3 96.4 91.1 88.6 90.1 85.1 87.3 93.2 88.2 92.4 84.1 94.3 90.5 86.6 86.7 86.4 90.6 82.6 97.3 95.6 91.2 83.0 85.0 89.1 83.1 96.8 88.3 Construct a frequence distribution for these data. Use 9 bins. Class 76.75 SxExplanation / Answer
Class Frequency
76.5 < x < 79.25 1
79.25 < x < 81.75 0
81.75 < x < 84.25 11
84.25 < x < 86.75 19
86.75 < x < 89.25 14
89.25 < x < 91.75 18
91.75 < x < 94.25 11
94.25 < x < 96.75 12
96.75 < x < 99.25 4
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