The ornamental design for a bodycompositionmeter, as shown and described.
FIG. 1 is a front perspective view of the body composition meter showing the new design;
FIG. 2 is a front view of the body composition meter;
FIG. 3 is a rear view of the body composition meter;
FIG. 4 is a side view of the body composition meter;
FIG. 5 is another side view of the body composition meter;
FIG. 6 is a top view of the body composition meter; and,
FIG. 7 is a bottom view of the body composition meter.
The broken line showing of various scale portions are included for the purpose of illustrating unclaimed subject matter and forms no part of the claimed design.