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10:58 PM Tue Jul 5 Online Homework 3.1 - MATH 1342 Young/Ybarra Question 4 of 9 Show Attempt History Current Attempt in Progress Part 1 Downloading Apps for Your Smartphone A random sample of n = 461 smartphone users in the US in January 2015 found that 355 of them have downloaded an app.¹ ¹Olmstead K and Atkinson M. "Apps Permissions in the Google Play Store, pewresearch.org. November 10, 2015. * Your answer is incorrect (a) Give notation for the parameter of interest. The parameter of interest is eTextbook and Media x #p education wiley.com i pły up #P #P HP₂ #r 0/1 E #p 112 Edit **** 10%
10:58 PM Tue Jul 5 6 Online Homework 3.1 - MATH 1342 Young/Ybarra Question 4 of 9 Part 2 Your answer is incorrect The best estimate is (b) Give the notation for the quantity we use to make the estimate. 21 Hint < eTextbook and Media Part 3 Save for Later > education wiley.com #p пр 11 P np. 11 21 0/1 Edit Attempts: 1 of 5 used Submit Answer 10%
10:58 PM Tue Jul 5 Online Homework 3.1 - MATH 1342 Young/Ybarra Question 4 of 9 eTextbook and Media Hint Save for Later Part 3 < Your answer is incorrect. Best estimate (c) Give the value of the best estimate. Round your answer to three decimal places. Hint eTextbook and Media Save for Later > 19,7 education wiley.com 0/1 E Attempts: 1 of 5 used Submit Answer Attempts: 1 of 5 used Submit Answer ww 10%