Mathematics

Mathematics

Problem

The table alongside compares the mass of guinea pigs at birth with their mass when they are two weeks old.
Guinea PigMass (g) at birthMass (g) at 2 weeks
A75210
B70200
C80200
D70220
E74215
F60200
G55206
H83230
a. a Find the mean birth mass. b. b Find the mean mass after two weeks. c. c Find the mean increase over the two weeks.

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