The correct answer is be sure that your instrument is calibrated properly. If your instrument isn't calibrated, then your data will be inconsistent.
Large organisms include...
Mammals (Mammalia)
Stem-mammals (Synapsida)
Reptiles (Reptilia)
Dinosaurs (Dinosauria)
Answer:
50% slipper footed, 50% non-slipper footed
exact form : c= 38/15
decimal form : c= 2.53333333333
mixed number form: c= 2 8/15
mark brainliest :)
Deep ocean floor would be your answer :)