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?

MATLAB: An Introduction with Applications
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Chapter1: Starting With Matlab
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Test statistic
(A) Z-test
B) Chi-square
(C) t-test
D ANOVA
Transcribed Image Text:Test statistic (A) Z-test B) Chi-square (C) t-test D ANOVA
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?
Transcribed Image Text: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?
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