You need to reach a window on the side of a building that is 45 feet above the ground. for safety you are going to keep the base of the ladder 18 feet from the building what length ladder would you need to use to reach the window

The sales totals at macy's food store have increased exponentially over the months. which of these best shows the sales in the first three months?

Ijust need to see how to do this. so you don’t have to answer all of them just a step by step explanation of one.

Do social recommendations increase ad effectiveness? a study of online video viewers compared viewers who arrived at an advertising video for a particular brand by following a social media recommendation link to viewers who arrived at the same video by web browsing. data were collected on whether the viewer could correctly recall the brand being advertised after seeing the video. the results are given below. correctly recalled the brandarrival 409153browsing20484b. conduct the hypothesis test, using the 0.025 level of significance. what is the value of the test statistic? χ2stat=what is the p-value? p-value=is this value significant atα=0.025?