EXSC 520
C -TASE S : TUDY T EST COMPARING EANS FROM WO ETS OF ATA M T S D
TEMPLATE
I. INDEPENDENT t- Test
Research question “is there a statistical difference for mean heart rate between
participants either exposed to a hot (Group 1) - or cold environment (Group 2)?”
Assumptions Testing
1. Data level of measurement- what was the level of measurement for the variables used in
this case study?
The groups were nominal, and the mean heart rate was ratio.
2. Would the amount of skewness and kurtosis in these variables affect the analysis? How
do you know? Give numerical values to support your conclusion.
