etth Fate for waters produced using two different etching methods For each method, the etch rate for 15 wafers is measured. You conduct a two-sample t test to determine whether there is a significant difference in the average etch rate for the two methods You usea significance level of 0.05 Baseid on these results which of the following statements true? 103 102 10.1 10 9.9 98 9.7 96 Method 1 Method 2 Method t Test Method 2-Method 1 Assuming unequal variances Etch Rate ... eee es

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