Answer to Question #85604 in Statistics and Probability for Ignatius

Question #85604
A random sample of 100 recorded deaths in Kenya during the past year showed an average lifespan of 71.8 years with a standard deviation of 8.9 years. Does this seem to indicate that the average lifespan today is greater than 70 years at 5% level of significance?
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Expert's answer
2019-02-28T11:44:08-0500
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