Type I and Type II Errors Example

Null hypothesis- A patient’s signs after treatment A, are the same from a placebo.

TLS Online TPP Program

#Id: 9419

#Unit 11. Evolution and Behavior

Intersexual selection - Members of one sex, usually females, choose mates based on attractive characteristics such as color of plumage or sound of courtship song.

TLS Online TPP Program

#Id: 9420

#Unit 11. Evolution and Behavior

Runaway selection: Females choose mates without the offering of obvious material benefits or parenting skills, and instead make their choices based on plumage color or courtship peahen may choose her peacock with long tail feather.

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#Id: 9421

#Unit 11. Evolution and Behavior

Handicap principle: Long tail feathers function as a sign of an individual’s genetic quality because the bearer must be able to afford this energetically costly trait. 

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#Id: 9422

#Unit 11. Evolution and Behavior

Intrasexual selection - Members of one sex, usually males, compete over partners, and the winner performs most of the mating.

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#Id: 9423

#Unit 11. Evolution and Behavior

Sexual dimorphism in primates

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#Id: 9424

#Unit 11. Evolution and Behavior

Parental investment - Parental investment refers to the contributions each sex makes in producing and rearing offspring.