2x + 3y = 2
y = {x+3
...
Answers: 1
Mathematics, 21.06.2019 16:50
Suppose that the price p (in dollars) and the weekly sales x (in thousands of units) of a certain commodity satisfy the demand equation 4p cubedplusx squaredequals38 comma 400. determine the rate at which sales are changing at a time when xequals80, pequals20, and the price is falling at the rate of $.20 per week.
Answers: 3
Mathematics, 21.06.2019 18:20
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? Ο2stat=what is the p-value? p-value=is this value significant atΞ±=0.025?
Answers: 2
Mathematics, 22.06.2019 02:00
The line plot below represents the number of letters written to overseas pen pals by the students at the waverly middle school.each x represents 10 students. how many students wrote more than 6 and fewer than 20 letters. a.250 b.240 c.230 d.220
Answers: 3
English, 25.07.2019 03:50
History, 25.07.2019 03:50
English, 25.07.2019 03:50
Spanish, 25.07.2019 03:50
Social Studies, 25.07.2019 03:50
Mathematics, 25.07.2019 03:50
History, 25.07.2019 03:50
Mathematics, 25.07.2019 03:50
History, 25.07.2019 03:50