For the Interval Estimation of μ When σ Is Known

question 79

Multiple Choice

For the interval estimation of μ when σ is known and the sample is large, the proper distribution to use is

• A) the normal distribution
• B) the t distribution with n degrees of freedom
• C) the t distribution with n + 1 degrees of freedom
• D) the t distribution with n + 2 degrees of freedom

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