Question

earch say One of the questions asked in a certain poll was: "All in all, if you had your choice, would you want to be rich, or not?" (A previous question had asked respondents if they thought they were rich, and the 2% who said yes were not asked this question.) of the 1,017 people asked this question, 425 said yes, they would want to be rich. (a) What is the sample proportion of respondents who said yes, they would want to be rich? (Round your answer to three decimal places.) .4178 build day . 2 20 N (b) Find the standard error to accompany the proportion you found in part (a). (Round your answer to three decimal places.) Iswor 10 Th .015 ers RO /20 N (c) Use your answers from parts (a) and (b) to construct a 95% confidence interval for the population proportion who want to be rich. (Round your answers to three decimal places.) 41.789 X to 66.04 X 0, 20 U d Evel 20 la (d) Interpret the confidence interval found in part (c) by writing a few sentences explaining what it means. (Round your answers to one decimal place, when necessary.) We are 95% confident that between 48.5 X % and 54.7 X % of the people who do not think they are rich want to be rich. ner tu 20 TO 14 /2023 Need Help? Talk to a Tutor

Answer 1

418 425 lol) 0.418 (ط) SE = Pci-8) 0.418x 0.582 1017 - 0.015 ME= za se 1.96x o.o15 29 i lower limit= i omt 0.418 -0.029 0.389 upper limit Åtme -0.418 to.o2g =0.447 0.389 to 10.447

Date Page (d) We are 95% Confident that between 38.9 % and 44.7 % of the people who do not think they are rich want to be mich.