sean and evan are college roommates who have part-time jobs as servers in restaurants. the distribution of sean’s weekly income is approximately normal with mean $225 and standard deviation $25. the distribution of evan’s weekly income is approximately normal with mean $240 and standard deviation $15. assuming their weekly incomes are independent of each other, which of the following is closest to the probability that sean will have a greater income than evan in a randomly selected week?
Answers: 2
SAT, 24.06.2019 20:30
Analyze the analogy and read the information below it. fish : fin : : bird : wing if you were reading this aloud, you would say, "fish is to fin as bird is to wing." this analogy uses parts of an animal to relate to the whole animal. much like how a fin a fish move, so does a wing a bird move. which analogy also uses parts to relate to the whole? sky : blue : : dirt : brown flower : petal : : tree : leaf car : road : : boat : water food : sandwich : : sport : softball
Answers: 1
SAT, 26.06.2019 05:00
The graph shows a trend in an ecosystem over time caused by increased pollution in the region. what can you conclude from the graph? a. there’s lower biodiversity among birds. b. there’s a higher reproductive rate among birds. c. there’s a significant decline in the number of producers. d. other types of animals were unaffected by pollution.
Answers: 1
SAT, 27.06.2019 03:50
How are students who take the writing portion of accuplacer graded?
Answers: 3
sean and evan are college roommates who have part-time jobs as servers in restaurants. the distribut...
Mathematics, 22.08.2021 06:50
Mathematics, 22.08.2021 06:50
Spanish, 22.08.2021 06:50
Chemistry, 22.08.2021 06:50
Mathematics, 22.08.2021 06:50
Mathematics, 22.08.2021 06:50
Mathematics, 22.08.2021 06:50
Mathematics, 22.08.2021 06:50
Mathematics, 22.08.2021 06:50
Physics, 22.08.2021 06:50
Mathematics, 22.08.2021 06:50