The null hypothesis is H_0: μ_1=μ_2=μ_3 or all the mean return on investment for industry-specific ETFs is equal.The alternative hypothesis is H_0: μ_1≠μ_2≠μ_3 or not all the mean return on […]
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The null hypothesis is H_0: μ_1=μ_2=μ_3 or all the mean return on investment for industry-specific ETFs is equal.The alternative hypothesis is H_0: μ_1≠μ_2≠μ_3 or not all the mean return on […]