How to figure out relative fitness question.?

Sabra Roers: Relative Fitness Equation

Arlen Lopiccalo: Relative fitness is the ratio of the absolute fitness of one phenotype to the absolute fitness of the reference phenotype. Absolute fitness of dwarfs: 27/108 = .25Absolute fitness of non-dwarfs: 457/582 = .785Ratio: .25 to .785The .2 came from multiplying the two absolute fitnesses, but it should be a ratio...Show more

Dorethea Beaston: This Site Might Help You.RE:How to figure out relative fitness question.?Dwarfism is an inherited condition. 108 dwarfs produced 27 offspring, while 457 non-dwarfs produced 582 children. What's the relative fitness?The answer is .2, but i don't know why....Show more

Benita Nancy: Calculating Relative Fitness