The following data shows the duration (in days) of eight randomly selected space shuttle missions.
Test the null hypothesis that the mean duration of a space shuttle mission is 13 days versus a two-sided alternative. Take $\alpha$=0.05

Question

The following data shows the duration (in days) of eight randomly selected space shuttle missions.
  Test the null hypothesis that the mean duration of a space shuttle mission is 13 days versus a two-sided alternative. Take $\alpha$=0.05

Quizplus · Accepted Answer

The Answer of The following data shows the duration (in days) of eight randomly selected space shuttle missions.
  Test the null hypothesis that the mean duration of a space shuttle mission is 13 days versus a two-sided alternative. Take $\alpha$=0.05

The Following Data Shows the Duration (In Days) of Eight α\alphaα

The Following Data Shows the Duration (In Days) of Eight $\alpha$