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Renee decides to run a second experiment, this time using a within-subjects design. She measures reading speeds of 8 participants (counter-balanced) who listen to both

Renee decides to run a second experiment, this time using a within-subjects design. She measures reading speeds of 8 participants (counter-balanced) who listen to both the "no music" and the "lo-fi" conditions. She, again, hypothesizes that listening to lo-fi hip-hop will increase reading speeds. Surprisingly! Her numbers are exactly the same.

  • What is Renee's Null hypothesis and (one-tailed) Alternative hypothesis?
Pages Read
Participant No Music Lo-Fi
1 23 28
2 21 24
3 28 26
4 31 38
5 18 21
6 20 23
7 32 31
8 35 41

  • Calculate the test statistic (t) and critical value for this hypothesis test
  • What decision should Renee make about her hypothesis test?

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