Mathematics, 07.06.2021 08:20, GLASGOWANASTASIA
In a sample of 400 students, 60% of them prefer eBooks.
A. Find 98% Confidence Interval for the proportion of all students that prefer ebooksb.
b. Find the margin of erro
Answers: 3
Mathematics, 21.06.2019 17:30, hailscooper7363
Simplify this expression.2(10) + 2(x โ 4) a. 2x + 16 b. x + 12 c. 2x + 12 d. x + 16
Answers: 2
Mathematics, 21.06.2019 20:00, 12bluestone
Someone answer asap for ! a discount storeโs 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
In a sample of 400 students, 60% of them prefer eBooks.
A. Find 98% Confidence Interval for the pro...
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