Abusiness school professor is interested to know if watching a video about the central limit theorem students understand it. to assess this, the professor tests students’ knowledge both immediately before they watch the video and immediately after. the professor takes a sample of students, and for each one compares their test score after the video to their score before the video. using the data below, calculate the p-value for the following hypothesis test:

The number if marbles of different colors stored in a hat is listed below: 4 red marbles 10 green marbles 7 blue marbles. without looking in the hat, dan takes out a marble at random. he replaces the marble and then takes out another marble from the hat. what is the probability that dan takes out a blue marble in both draws?

What number is 7 units left of -15?

Efficient homemakers ltd. makes canvas wallets and leather wallets as part of a money-making project. for the canvas wallets, they need two yards of canvas and two yards of leather. for the leather wallets, they need four yards of leather and three yards of canvas. their production unit has purchased 44 yards of leather and 40 yards of canvas. let x be the number of leather wallets and y be the number of canvas wallets. draw the graph showing the feasible region to represent the number of the leather and canvas wallets that can be produced.