To Select the Correct Studentʹs T-Distribution Requires Knowing the Degrees $\mathrm { n } - 1$

question 70

Multiple Choice

To select the correct Studentʹs t-distribution requires knowing the degrees of freedom. How many degrees offreedom are there for a sample of size n?

• A) \(\mathrm { n } - 1\)
• B) \(n\)
• C) \(\mathrm { n } + 1\)
• D) \(\frac { \bar { x } - \mu } { s / \sqrt { n } }\)

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