Question: Josh used his calculator and Satterthwaites approximation and obtained d.f. < 36.3. Which confi dence interval is shorter? Which confi dence interval is more conservative

Josh used his calculator and Satterthwaite’s approximation and obtained d.f. < 36.3. Which confi dence interval is shorter? Which confi dence interval is more conservative in the sense that the margin of error is larger?

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