You want to study whether music affects people’s ability to learn.  You have 10 college students study a list of words with soft classical music playing, then you test how many words they correctly remember.  You happen to know that on this particular type of memory test, the population can correctly remember a mean of μ = 7.2 words with a standard deviation of σ = 2.2 words.  What kind of hypothesis test should you do

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