Which of the following is an opinion about the events of September 11, 2001? A. They were carried out by a terrorist group called al Qaeda

B. They involved attacks in New York and Washington, DC

C. They involved the hijacking of passenger aircraft

D. They were the most despicable terrorist acts ever committed

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.

Give an example of a situation in which an individual's pursuit of economic self-interest may not benefit but instead harm the rest of society

Astudent answers 86 problems on a test correctly and receives a grade of 98% how many problems were worth the same number of points