The time needed for college students to complete a certain paper-and-pencil maze follows a Normal distribution, with a mean of 70 seconds and a standard deviation of 15 seconds. You wish to see if the mean time μ is changed by meditation, so you have a group of nine college students meditate for 30 minutes and then complete the maze. You compute the average x of their times to complete the maze and will use this information to test the hypotheses

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anonymous · Answer

I can help

anonymous · Answer

http://campus.greenmtn.edu/faculty/James_Wright/Spring2011/Stats/SolutionsExamII.pdf

anonymous · Answer

it has the answers I cant read the handwriting though sorry

anonymous · Answer

@Joehorne what are the hypotheses? There's quite a bit of missing info.