- For the statistical test ANOVA, why does variances have to be equal in order for it to work?

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How long can I store water? How much resistance and tolerance does a resistor that has the color bands red, violet, orange, gold have? Show your calculation.? One race car has greater acceleration than second race car.But the second race car can reach a higher speed than first.How is this possible? How do you calculate how much your grade will go up? 1/2k when k = 3/4?