a company wants to find the average life expectancy with 95% confidence. mean is 78.6 with standard deviation of 4.48. how many policies would they need to sample to achieve accuracy?
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Email: researchhelpinc@outlook.com | Call Us: USA +1 862 207 3288
a company wants to find the average life expectancy with 95% confidence. mean is 78.6 with standard deviation of 4.48. how many policies would they need to sample to achieve accuracy?