5:13 PM Thu Apr 14 wwwawu.Connectmathcom Question 15 of19 (1 point) | Attempt1of1 | View question in a [)ng | G) 3h12m Remaining 7.3 Sedion Exercise19 Smart phone: Among 242 cell phone owners aged 18-24 surveyed, 107 said their phone was an Android phone. Part: 0/3 (a) Find a point estimate for the proportion of cell phone owners aged 18-24 who have an Android phone. Round the answer to at least three decimal places. The point estimate for the proportion of cell phone owners aged 18-24 who have an Android phone is D. they always pay their credit cards in full each month. Construct a 99.8% condence interval for the proportion of U.S. adults who pay their credit cards in full each month. Round the answers to three decimal places. A 99.8% condence interval for the proportion of U.S. adults who pay their credit cards in full each month is E]