Suppose x
x
has a distribution with
μ
=
64
μ
=
64
and
σ
=
15
σ
=
15
. Random samples of size 69 are drawn. Calculate the following probability. Round your answer to 4 decimal places.

What is the correlation coefficient between the variables? round to three decimal places. enter your answer in the box

Someone answer asap 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)) =

What is the length of the midsegment of a trapezoid with bases of length 15 and 25 ?