Mathematics, 25.05.2021 18:20 willijav000
) A certain species of whale has lifespans that are approximately Normally distributed, with a mean lifespan of 91 years and a standard deviation of 3 years. What percentage of this species lives longer than 85 years? Use the Empirical Rule to determine your answer. A) 84% B) 2.5% C) 99.7% D) 97.5%β
Answers: 2
Mathematics, 21.06.2019 20:00
Someone answer asap for ! a discount storeβs prices are 25% lower than department store prices. the function c(x) = 0.75x can be used to determine the cost c, in dollars, of an item, where x is the department store price, in dollars. if the item has not sold in one month, the discount store takes an additional 20% off the discounted price and an additional $5 off the total purchase. the function d(y) = 0.80y - 5 can be used to find d, the cost, in dollars, of an item that has not been sold for a month, where y is the discount store price, in dollars. create a function d(c(x)) that represents the final price of an item when a costumer buys an item that has been in the discount store for a month. d(c(x)) =
Answers: 1
Mathematics, 21.06.2019 21:20
In 2009, there were 1570 bears in a wildlife refuge. in 2010, the population had increased to approximately 1884 bears. if this trend continues and the bear population is increasing exponentially, how many bears will there be in 2018?
Answers: 2
Mathematics, 22.06.2019 02:30
The center on a target has a diameter of 5 inches. the whole target has a diameter of 25 inches. complete the explanation for what part of the whole target is the center. the center of the target takes up % of the whole target.
Answers: 3
) A certain species of whale has lifespans that are approximately Normally distributed, with a mean...
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