Which pair of data sets would most likely have no correlation?
The number of pages in a textbook and the class size
The number of pages in a textbook and the amount of time it takes to read the
textbook
The number of pages read in a textbook and the number of pages left to read in
the textbook
The number of pages in a textbook and the weight of the textbook

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?

Ineed to know the answer to this algebra question.

Complete the solution of the equation. find the value of y when x equals -5. -4x - 8y = -52