The average baptismal ceremony includes 50 guests with a standard deviation of 10. A random sample of 32 baptismal ceremonies during the past year in the NCR had a mean of 53 guests. Is there sufficient evidence at 5% level of significance that the average number of guests differs from the national average? Test Statistic (ANOVA, Chi-square, z-test, t-test): Level of Significance; Degrees of freedom: Computed value:

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