Copernicus believed the planetary motions were due to: circular heliocentric orbits elliptical heliocentric orbits elliptical geocentric orbits circular geocentric orbits

Weights of golden retriever dogs are normally distributed. samples of weights of golden retriever dogs, each of size nequals15, are randomly collected and the sample means are found. is it correct to conclude that the sample means cannot be treated as being from a normal distribution because the sample size is too small? explain.

When organisms are classified ,they are given a two part name

Organisms are classified, or grouped into categories, based on similarities in their characteristics and/or evolutionary relationships. the study of how organisms are classified is known as