Question: 4. Using Excel, calculate a confidence interval, and then interpret any differences between these two groups. Group 1 Group 2 4.5 4.2 5.0 7.2 5.3

4. Using Excel, calculate a confidence interval, and then interpret any differences between these two groups. Group 1 Group 2 4.5 4.2 5.0 7.2 5.3 8.0 5.3 3.5 6.0 6.3 6.0 5.1 7.6 4.6 7.7 4.8 6.4 2.0 7.2 5.0 7.0 5.4 5.6 8.4 8.3 9.5

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