Math Problem Statement
If NKE has an annualized average return of 14.64% and an annualized standard deviation of 19.75%, what is it's 95% Confidence interval? If TSLA has an annualized average return of 14.20 and an annualized standard deviation of 41.16% what is it's 95% confidence interval?
Solution
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Math Problem Analysis
Mathematical Concepts
Statistics
Confidence Interval
Normal Distribution
Formulas
CI = Mean ± Z(α/2) * σ
CI = Mean ± 1.96 * σ (for 95% confidence interval)
Theorems
Central Limit Theorem (for normal distribution approximation)
Suitable Grade Level
College Level (Statistics/Finance)
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