Question: Construct a 95% confidence interval for (mu_{1}-mu_{2}) using the data presented in Table 3. Approach The normal probability plots and boxplot (Figure 10) indicate that
Construct a 95% confidence interval for \(\mu_{1}-\mu_{2}\) using the data presented in Table 3.
Approach The normal probability plots and boxplot (Figure 10) indicate that the data are approximately normal with no outliers. Construct the confidence interval with \(\alpha=0.05\) using Formula (3) or using technology.
Formula 3
Table 3 Flight Control 8.59 8.64 7.43 7.21 6.39 8.65 6.99 8.40 9.66 7.14 6.87 7.89 9.79 6.85 7.54 7.62 7.44 8.55 8.70 9.14 7.00 8.80 9.30 8.03 7.33 8.58 9.88 9.94
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