What is the largest possible standard deviation

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1. Understanding Standard Deviation A sample consists of 10 test scores that fall between 70 and 100 inclusive. What is the largest possible standard deviation?

2. Phony Data? For any data set of n values with standard deviation s, every value must be within s 2n 2 1 of the mean. A statistics teacher reports that the test scores in her class of 17 students had a mean of 75.0 and a standard deviation of 5.0. Kelly, the class's self-proclaimed best student, claims that she received a grade of 97. Could Kelly be telling the truth?

Reference no: EM13930576

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