What is being measured?
Comparison uses the midpoint of NOAA’s published 42–49 ft length range. This is a range midpoint, not a measured population mean.
The comparison uses the midpoint of the stated range. That midpoint is a chosen reference, not a measured population mean.
- Dimension
- body length
- Reference value
- 45.5 ft
- Evidence
- Chosen midpoint of a documented range
- In metres
- 13.8684 m
- Source range
- 42–49 ft
- What the range means
- NOAA Quick Facts length range; not a confidence interval.
Put the length in perspective
One Gray whale represents approximately 162 card lengths measured end to end. This is a length ratio; it does not calculate how the objects pack or fit.
Gray whale · 13.8684 m
Metre · 1 m
Foot (international) · 0.3048 m