'M sample mean' diaporamas de présentation

Hypothesis Testing and the T Test

Hypothesis Testing and the T Test. First: Lets Remember Z Scores. So: you received a 75 on a test. How did you do? If I said the mean was 72 what do you know? What if I said the standard deviation was 20? Or 10?. Z Scores . A Z score is just a metric to standardize any distribution

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