Question: Example 6 Ex 6. The total score in a professional basketball game is the sum of the scores of the two teams. An expert commentator

Example 6

Ex 6. The total score in a professional basketball game is the sum of the scores of the two teams. An expert commentator claims that the average total score for NBA games is 202.5. A fan suspects that this is an overstatement and that the actual average is less than 202.5. He selected a random sample of 85 games and obtains a mean total score of 199.2 with standard deviation 19.63. Determine, at the 5% level of significance, whether there is sufficient evidence in the sample to reject the expert commentator's claim. Step 1. Step 2. Test statistics is Step 3. Insert the data, find test statistic Step 4 calculate p value Step 5 decision and conclusion

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