Construct and interpret a 95% confidence interval estimate for the difference in the mean number of cell phone calls per month for 18-24-year-olds and 45-54-year-olds.

3 squared by 2 times 3 squared by negative 5

Nine times a number decreased by 4 yields four times the number increased by 16

At a florist's shop two assistants made 13 flower arrangements in a certain amount of time. Assuming all assistants will work for the same amount of time and each assistant is trained to work at the same rate, how many assistants are needed to make:

What is two-fifths of three-sevenths?

An opaque bag contains 3 green marbles, 3 red marbles. If two consecutive marbles are drawn without replacement what is the probability that they will both be green? A).20 B).50 C).40 D).60

If log5x=y find 5y+3 in terms of x

If an oak tree is 5 feet and grows 6 every year write the equation

What are the dimensions that can be used to find the area of each of the possible shapes the composite figure can be broken into? rectangle: triangle: trapezoid:

If I have eight kilograms of potatoes and I eat only six-eighths, how much do I have

Two-thirds of a number increased by two is ten