This natural resource supports the economy of many nations in the region. of salt A oil
B diamonds
C soil
D salt

Explain the difference between an independent and dependent sample. choose the correct answer below. a. in an independent sample, the individuals are chosen without replacement; in a dependent sample, the individuals are chosen with replacement. b. in a dependent sample, one would use a two-tailed hypothesis test; in an independent sample, one would use a one-tail hypothesis test. c. a sample is independent when an individual selected for one sample does not dictate which individual is to be in the second sample. a sample is dependent when an individual selected for one sample dictates which individual is to be in the second sample. d. a sample is independent when an individual selected for one sample dictates which individual is to be in the second sample. a sample is dependent when an individual selected for one sample does not dictate which individual is to be in the second sample. independent samples are often referred to as matched-pairs samples.

Every day at coat tech, bill sands down cars and then brian removes the dust. next, loni sprays primer on them, and katie sprays paint and a topcoat on them. finally, lyle dries the cars and polishes them. each person is the best team member at performing the job he or she does. coat tech’s workers have interdependence.

Which factor contributed to the rise of african empires such as ghana and mali?