Analyzing Your Data

Was my difference caused by random factors?

Bob’s Data C1T

Alice’s Data C2T

Bob’s Data C1T C2T Alice’s Data

Bob’s DataAlice’s Data

Bob’s DataAlice’s Data C1 Standard Deviation: 2.05 T1 Standard Deviation: 1.41 C2 Standard Deviation: 0.82 T2 Standard Deviation: 0.82 Average Standard Deviation: 1.73 Average Standard Deviation: 0.82

Bob’s DataAlice’s Data Average Standard Deviation: 1.73 Average Standard Deviation: / 1.73 =.58 Effect Size =.58 1 / 0.82 = 1.22 Effect Size = 1.22 Effect Size > 1 = GOOD!

t-Tests

C1T C2T Bob’s DataAlice’s Data For Alice’s Data For Bob’s Data

p = probability that your difference was due to random factors!

Bob’s DataAlice’s Data p = >.05 (22% probability that Bob’s results are due to chance) p = <.05 (1% probability that Alice’s results are due to chance)

Thank You & Happy Analyses!