Select the correct answer. Which statement is true?
O A Point estimates are used to make inferences about population parameters.
OB. When we use the population mean and proportion to summarize information about the entire population, we call them point
estimates
OC The population mean and proportion are always equal to their corresponding point estimates.
OD The sample mean and sample proportion of a population are called population parameters.

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)) =

The fraction 7/9 is equivalent to a percent that is greater than 100%. truefalse

Using graph paper, determine the line described by the given point and slope. click to show the correct graph below.(0, 0) and 2/3