Concept explainers
The bar graph shows the ratings of American Idol from season 1 (2002) through season 9 (2010).
a. Let x represent American Idol's season number and let y represent the average number of viewers, in millions. Use a graphing utility to draw a
b. Use the quadratic regression feature to find the quadratic function that best fits the data. Round all numbers to two decimal places.
c. Use the model in part (b) to determine the season in which American Idol had the greatest number of viewers. Round to the nearest whole number. According to the model, how many millions of viewers were there in that season? Round to one decimal place.
d. How do the results obtained from the model in part (c) compare with the data displayed by the graph?
e. Use a graphing utility to draw a scatter plot of the data and graph the quadratic function of best fit on the scatter plot. Can you see why projections based on the graph have the producers of American Idol looking for a shake-up?
Want to see the full answer?
Check out a sample textbook solutionChapter 3 Solutions
Algebra and Trigonometry
- Please help I'm a working mom trying to help my son last minute (6th grader)! Need help with the blank ones and check the ones he got with full calculation so we can use it to study! Especially the mixed number fractions cause I'm rusty. Thanks in advance!arrow_forward|| 38 5층-11- 6 4 7 2 6arrow_forwardMs.sally has 12 studentsMr Franklin has twice as many students as Ms. Sally.how many students does Mr Franklin have?arrow_forward
- explainwhat is means for a shape to be symmetricarrow_forwarde Grade Breakdown x Dashboard | Big Spring HX Dashboard | Big Spring H x Home | Lesson | Assessm cds.caolacourses.edisonlearning.com/lessons/assessmentplayer Co bigspringsd.org bookmarks Prodigy New Tab my video Brielynn... Algebra 2 Part 1-Exam-EDCP.MA003.A D Question 6 D ? 10 17°F Mostly sunny BSMS Home Significant Events in... Classes 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 Solve using row operations: x-3y= -4; 2x - y = 7 Use the paperclip button below to attach files. Student can enter max 2000 characters BISU DAIAAA X2 X2 T ② Type here Q Search e I ✓ Paragra Oarrow_forward1+3+5+7+ …+300 using gauss’s problemarrow_forward
- Glencoe Algebra 1, Student Edition, 9780079039897...AlgebraISBN:9780079039897Author:CarterPublisher:McGraw Hill
- Big Ideas Math A Bridge To Success Algebra 1: Stu...AlgebraISBN:9781680331141Author:HOUGHTON MIFFLIN HARCOURTPublisher:Houghton Mifflin HarcourtTrigonometry (MindTap Course List)TrigonometryISBN:9781337278461Author:Ron LarsonPublisher:Cengage Learning