The sales of vinyl records have increased due to a revived popularity. in the year 2012, 50,000 records were sold. every following year, the number of records sold were 1.1 times the number of records sold the previous year. from 2012 to the end of 2016, how many vinyl records were sold?

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?

If you answer 2+2 you will get over 80 points

Which number completes the system of linear inequalities represented by the graph? y> 2x – 2 and x + 4y 2 et 2 3 4