Here,
Point estimate=0.73
Margin of error=0.035
The confidence interval of the proportion is,
(Point estimate - Margin of error , Point estimate + Margin of error)
(0.73-0.035 , 0.73+0.035)
(0.695,0.765)
MRT 210.SLALISLICHU P Homework: Section 6.3 Homework Save Do Score: 0 of 1 pt 13 of...
Translate the statement into a confidence interval. Approximate the level of confidence. In a survey of 1000 adults in a country, 78% said being able to speak the language is at the core of national identity. The survey's margin of error is +3.5%.
Translate the statement into a confidence interval. Approximate the level of confidence In a survey of 1038 adults in a country, 77% said being able to speak the language is at the core of national identity. The survey's margin of error is +3.8% The confidence interval for the proportion is (0.732.0.808) (Round to three decimal places as needed.) The interval is a % confidence interval. (Round to one decimal place as needed.)
Homework: Section 1.1 Homework S19 Score: 0 of 1 pt 1.1.19 Save 6 of 10 (4 complete) HW Score: 40%, 4 of 10 pts E Question Help stic cials ca ying guns in shool 56% were opposed. The margin of e or napoll of 1403 adults nationwide, asking whether they favor or oppose teachers and school o s 4 percentage points. Use the given statistic and margin of error to identifly the range of values (confidence interval)likely to contain the...
Homework: HW 14 - Chapter 14 Score: 0 of 1 pt 4.2.77 The following tables gives the population for a country, in milions of persons, for the years 1990-2009. Forecast the population in the years 2010 and 2011. Save 11 of 13 (10 complete) HW Score: 74.36%, 9.67 of 13 pts Question Help * Year 1990 1991 | 1992 | 1993 1994 |1995 | 1996 | 1997 1998 1999 Pop T 250 T 253 257T260 T 263 266 269 T...
Homework: Homework Section 6.3 Save Score: 0 of 1 pt 2 of 5 (3 complete) HW Score: 26.67%, 1.33 of 5 pts X 6.3.13-BE Question Help Mike took clothes to the cleaners three times last month. First, he brought 3 shirts and 1 pair of slacks and paid $14.46. Then he brought 6 shirts, 4 pairs of slacks, and 1 sports coat and paid $46.39. Finally, he brought 4 shirts and 2 sports coats and paid $24.94. How much was...
Homework: Homework9 - Sections 8.1-8.3 Save Score: 0 of 4 pts 16 of 17 (13 complete) HW Score: 54.5%, 21.8 of 40 pts 8.3.29-T Question Help In a survey of 3,775 adults concerning complaints about restaurants, 1,477 complained about dirty or il-equipped bathrooms and 1,163 complained about loud or distracting diners at other tables. Complete parts (a) through (c) below a. Construct a 95% confidence interval estimate of the population proportion of adults who complained about dirty or ill-equipped bathrooms...
Johnson -STA 220- LBT 5521- Fall 2019 Homework: Section 7-3 Homework Save Score: 0 of 1 pt 1 of 19 (10 complete) HW Score: 56%, 14 of 25 pts 7.3.9-T Assigned Media Question Help Use technology and the given confidence level and sample data to find the confidence interval for the population mean Assume that the population does not exhibit a normal distribution. Weight lost on a diet 99% confidence x-2.0 kg s 4.5 kg n 41 What is the...
Save Homework: Section 6.3: Homework assignment Score: 0 of 1 pt 20 of 20 (complete) Instructor-created question HW Score: 33.75%, 6.75 of 20 pts Question Help in a certa sea the proportion of voters in each group regned as pecans, Democrats Independent is given by the adjacent mar Caths matrox A Republicans Democrats Independents 0.40 030 0.30 030 0.50 0.10 070 0.25 0.05 The distribution, bye and gender of this area's voting population is given by the adjacent matrica 18-29...
Homework: Section 7-3 Homework Save Score: 0 of 1 pt 6 of 19 (11 complete) HW Score: 56%, 14 of 25 pts 7.3.16 Assigned Media Question Help In a sample of seven cars, each car was tested for nitrogen-oxide emissions (in grams per mile) and the following results were obtained: 0.16, 0.06, 0.19,0.12, 0.06, 0.15, 0.06. Assuming that this sample is representative of the cars in use, construct a 98% confidence interval estimate of the mean amount of nitrogen-oxide emissions...
MA 220 Probability and Statistics (201803) Homework: Section 1.1 Score: 0 of 1 pt 1.1.15 Joshua Mettica & I 1/20/19 3:50 PM Homework S19 Sav 4 of 10 (3 complete) Hw Score: 30%, 3 of 10 E Queation Help in a poll, 1,001 adults in a certain ountry were asked whether they favor or oppose the use of ฯ ederal tax dollars to fund medial research using stem ools obtained from human embryos. Based on the poll results, it is...