III. The time before failure for a resin used in hard disk drive assembly was tested for various temperatures. The logarithms of said times are shown on the table below. Temperature (°C) 213 175 194 231 250 1.85 1.96 2.04 1.66 1.61 1.66 1.53 1.35 1.15 1.21 1.26 1.02 1.91 1.71 1.54 1.27 1.22 1.28 .83 1.09 2.00 1.88 1.42 1.55 1.38 1.26 1.17 1.17 1.08 1.06 1.92 1.90 1.76 1.66 1.31 1.38 1.16 a. At 5% level of significance, test for equality of variances of resin failure times for different temperatures b. Perform ANOVA on the five temperature levels to find any differences in time to failure for a hard disk drive assembly. Provide a graph that can be used to communicate your conclusion

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III.
The time before failure for a resin used in hard disk drive assembly was tested for various
temperatures. The logarithms of said times are shown on the table below.
Temperature (°C)
213
175
194
231
250
1.66
1.66
1.15
1.22
2.04
1.85
1.53
1.35
1.21
1.26
1.02
1.91
1.96
1.71
1.61
1.54
1.27
1.28
.83
1.09
2.00
1.88
1.42
1.55
1.38
1.26
1.17
1.17
1.08
1.06
1.92
1.90
1.76
1.66
1.31
1.38
1.16
a. At 5% level of significance, test for equality of variances of resin failure times for different
temperatures
b. Perform ANOVA on the five temperature levels to find any differences in time to failure for a
hard disk drive assembly. Provide a graph that can be used to communicate your
conclusion
Transcribed Image Text:III. The time before failure for a resin used in hard disk drive assembly was tested for various temperatures. The logarithms of said times are shown on the table below. Temperature (°C) 213 175 194 231 250 1.66 1.66 1.15 1.22 2.04 1.85 1.53 1.35 1.21 1.26 1.02 1.91 1.96 1.71 1.61 1.54 1.27 1.28 .83 1.09 2.00 1.88 1.42 1.55 1.38 1.26 1.17 1.17 1.08 1.06 1.92 1.90 1.76 1.66 1.31 1.38 1.16 a. At 5% level of significance, test for equality of variances of resin failure times for different temperatures b. Perform ANOVA on the five temperature levels to find any differences in time to failure for a hard disk drive assembly. Provide a graph that can be used to communicate your conclusion
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