The first problem we confront in analyzing data is determining the appropriate statistical test. Under what circumstances is a t statistic used instead of a z-score in a hypothesis test? Give an example of both a t statistic and z-score.
WK 5 DQ 1
The first problem we confront in analyzing data is determining the appropriate statistical test. Under what circumstances is a t statistic used instead of a z-score in a hypothesis test? Give an example of both a t statistic and z-score.