Direction: Solve the given problem. 1.The average baptismal cost include 50 guest. A random sample of 32 baptismal during the past year in the NCR had a mean of 53 guests and a standard deviation of...

Direction: Solve the given problem.
1.The average baptismal cost include 50 guest. A random sample of 32 baptismal during the past year in the NCR had a mean of 53 guests and a standard deviation of 10. Is there sufficient evidence at the 0.05 level of significance that the average number of guest differs from the national average?

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