In: Statistics and Probability
Caution: One sided t-test begins with the investigation of Averages. Only if the Averages are in agreement with the assertion do we use Excel to compute p-value. If Averages are not in agreement, the test is automatically deemed inconsistent and no p-value is computed.
It is commonly believed that men older than 40 are heavier than 170 pounds. Use ManBody ( https://www.limes.one/Content/DataFiles/ManBody.xlsx ) Data and your statistical expertise to answer the questions: Is this a reasonable belief?
1. What test/procedure did you perform?
2. Statistical Interpretation
3. Conclusion
1. ans-> a. One-sided t-test
2. ans-> d. None of these.
3. ans-> a. Yes, I am confident that the above belief is reasonable.