For the interval estimation of $\mu$ when $\sigma$ is assumed known, the proper distribution to use is the
A)standard normal distribution
B)t distribution with n degrees of freedom
C)t distribution with n - 1 degrees of freedom
D)t distribution with n - 2 degrees of freedom

Question

For the interval estimation of $\mu$ when  $\sigma$ is assumed known, the proper distribution to use is the
A)standard normal distribution
B)t distribution with n degrees of freedom
C)t distribution with n - 1 degrees of freedom
D)t distribution with n - 2 degrees of freedom

Quizplus · Accepted Answer

The Answer of For the interval estimation of $\mu$ when  $\sigma$ is assumed known, the proper distribution to use is the
A)standard normal distribution
B)t distribution with n degrees of freedom
C)t distribution with n - 1 degrees of freedom
D)t distribution with n - 2 degrees of freedom

For the Interval Estimation Of μ\muμ When σ\sigmaσ Is Assumed Known, the Proper Distribution to Use Is the Known

For the Interval Estimation Of $\mu$ When $\sigma$ Is Assumed Known, the Proper Distribution to Use Is the Known