It is reasonable to assume that the age distribution of Comrades
athletes that finish a race is normally
distributed with standard deviation of 9 years. If the average
age of a random sample of 25 Comrades athletes
that finished a race is 35, calculate a 99% confidence interval
for the population mean age of Comrades
athletes that finish a race.
Answer: a. (30.365,
39.635)
It is reasonable to assume that the age distribution of Comrades athletes that finish a race is normally distributed wit
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It is reasonable to assume that the age distribution of Comrades athletes that finish a race is normally distributed wit
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