Find the probability that mean rate of return is positive

Reference no: EM13150763

Rates of Return in the S&P 500: The S&P 500 is a collection of the largest 500 publically traded companies. The rates of return of the S&P 5000 since 1950 are normally distributed with a mean of 0.007233 (.7233%) and standard deviation of 0.04135 (4.135%).

Treating the next 12 months as a random sample, what is the probability that the mean rate of return will be positive?

Reference no: EM13150763

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