Instruction 8-17
The principal of a high school of a small suburb wants to make sure that no more than 5% of the students skip more than 10 days of school in a year. A random sample of 145 students from a population of 800 showed that 12 students skipped more than 10 days of school last year.
-Referring to Instruction 8-17,what is the critical value for the 95% one-sided confidence interval for the proportion of students who skipped more than 10 days of school last year?

Question

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The Answer of Instruction 8-17
The principal of a high school of a small suburb wants to make sure that no more than 5% of the students skip more than 10 days of school in a year. A random sample of 145 students from a population of 800 showed that 12 students skipped more than 10 days of school last year.
-Referring to Instruction 8-17,what is the critical value for the 95% one-sided confidence interval for the proportion of students who skipped more than 10 days of school last year?

Instruction 8-17 The Principal of a High School of a Small Suburb