What is the answer for -4+b=t? Literal Equations

DO NOT do it unless you're a math person.

Which facts are true for the graph of the function below? check all that apply. f(x) = log8 x. (30 points pls )

What could explain what happened when the time was equal to 120 minutes

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?