A Sample Was Taken of Computation Errors on an Exam

question 30

Multiple Choice

A sample was taken of computation errors on an exam: 4,7,3,8,4,4,6,1,5,2,4,8,5,4,5.What value should be used for the population standard deviation?

• A)0.51
• B)1.99
• C)none,since the population standard deviation should never be estimated
• D)1.92

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