Answer to Question #266202 in Statistics and Probability for Blean

Statistics and Probability

Question #266202

The age of individual students have normal distribution with mean 18.6 and standard deviation 1.24. At Buting Senior High School, there 76 students from HUMSS A and HUMSS B with the same distribution as the entire age of grade 11. What is the sample mean?

Expert's answer

since sample has the same normal distribution:

sample mean = population mean

so,

sample mean = 18.6

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