subject
Mathematics, 27.11.2019 20:31 chanelle16

An article in the chicago tribune† reported that in a poll of residents of the chicago suburbs, 43% felt that their financial situation had improved during the past year. the following statement is from the article: "the findings of this tribune poll are based on interviews with 930 randomly selected suburban residents. the sample included suburban cook county plus dupage, kane, lake, mchenry, and will counties. in a sample of this size, one can say with 95% certainty that results will differ by no more than 3% from results obtained if all residents had been included in the poll." comment on this statement. give a statistical argument to justify the claim that the estimate of 43% is within 3% of the true proportion of residents who feel that their financial situation has improved. (round your answers to three decimal places.) the bound on error for a 95% confidence interval with the given sample proportion of and given sample size of is , which is approximately 3%, as stated.

ansver
Answers: 1

Other questions on the subject: Mathematics

image
Mathematics, 21.06.2019 12:40, winterblanco
Free 100 points to whoever says “oof the porridges” if it’s not exact, your answer will be reported, first person gets brainliest
Answers: 2
image
Mathematics, 21.06.2019 17:00, marciekinser
Solve with work adding cheese to a mcdonalds quarter pounder increases the fat content from 21g to 30g. what is the percent of change ?
Answers: 2
image
Mathematics, 21.06.2019 22:30, zacksoccer8279
Assume that y varies inversely with x. if y=1.6 when x=0.5 find x when y=3.2 acellus answer
Answers: 2
image
Mathematics, 21.06.2019 23:30, maciemessing2
Drag each number to the correct location on the statements. not all numbers will be used. consider the sequence below. -34, -21, -8, 5, complete the recursively defined function to describe this sequence
Answers: 1
You know the right answer?
An article in the chicago tribune† reported that in a poll of residents of the chicago suburbs, 43%...

Questions in other subjects:

Konu
Chemistry, 03.03.2021 01:20