When 1041 subjects were asked, "do you believe in heaven? " the proportion who answered yes was 0.81. the standard error of this estimate is 0.01. a. find the margin of error for a 95% confidence interval for the population proportion of people who believe in heaven. b. construct the 95% confidence interval. interpret it in context.

Someone answer this asap rn for ! a discount store’s 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)) =

If 3x+8=3x+8 is it one solution or no solution

Atriangle with all sides of equal length is a/an triangle. a. right b. scalene c. equilateral d. isosceles