Question: Question 3 of 10 Select the correct answer, then click Next to proceed. A t-distribution: O Has a mean of zero and a standard deviation

Question 3 of 10 Select the correct answer, then click Next to proceed. A t-distribution: O Has a mean of zero and a standard deviation greater than one. O Is used when we need to estimate both the mean and the standard deviation of a distribution. O Is influenced by degrees of freedom. O All of the above

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