medium · GMAT Quant
A logistics enterprise monitors fuel consumption per trip across two regional fleets. Fleet 1 logged 12 trips with a fuel consumption variance of 25 square liters. Fleet 2 logged 38 trips with a fuel consumption variance of 50 square liters. Assuming both fleets share the same average fuel consumption per trip
What is the variance of fuel consumption across all 50 logged trips?
- 37.5
- 41.0
- 44.0
- 44.9
- 2,200.0
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