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Descriptive Statisticsmedium
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A dataset of n=10n = 10n=10 test scores has a mean xˉ=80\bar{x} = 80xˉ=80 and a variance σ2=25\sigma^2 = 25σ2=25. If each student receives a 10%10\%10% bonus on their original score, what is the new mean and new variance?