Let U =(1,2,4,5,a, b,c, d,e) Find the complement of the set R=(1,2,5b, d) A.(4,a, b,c, e)
B. (3,4,a, c,e)
C. (3,4,a, b,c, e)
D. (4,a, c,e)

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?

20 ! jason orders a data set from least to greatest. complete the sentence by selecting the correct word from each drop-down menu. the middle value of the data set is a measure and is called the part a: center b: spread part b: mean a: mean absolute deviation b: median c: range

What is the slope of the line that passes through the points (–9, 2) and (0, 4)? the slope of the line is