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3. (5pt) A news article states: the standard deviation of heights for students at Santa Maria High School is 0.81. A random sample of 50

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3. (5pt) A news article states: the standard deviation of heights for students at Santa Maria High School is 0.81. A random sample of 50 students is taken, and the standard deviation of heights of the sample is 0.96. Carlos believes the standard deviation of heights for the school is greater than 0.81. Complete the test writing out each step clearly assuming the population is normal

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