subject
Mathematics, 13.06.2020 17:57 sainabou862

In an article in CA Magazine, Neil Fitzgerald surveyed Scottish business customers concerning their satisfaction with aspects of their banking relationships. Fitzgerald reports that, in 445 telephone interviews conducted by George Street Research, 37 percent of the respondents gave their banks a high rating for overall satisfaction. (a) Assuming that the sample is randomly selected, calculate a 99 percent confidence interval for the proportion of all Scottish business customers who give their banks a high rating for overall satisfaction. (Round your answers to 3 decimal places.) The 99 percent confidence interval is [ , ]. (b) Based on this interval, can we be 99 percent confident that more than 60 percent of all Scottish business customers give their banks a high rating for overall satisfaction

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 14:40
Asequence is defined recursively by the formula  f(n  +  1)  =  f(n)  +  3 . the first term of the sequence is  –4. what is the next term in the sequence? –7–117
Answers: 1
question
Mathematics, 21.06.2019 19:30
Acollection of coins has value of 64 cents. there are two more nickels than dimes and three times as many pennies as dimes in this collection. how many of each kind of coin are in the collection?
Answers: 1
question
Mathematics, 21.06.2019 20:00
How can you construct perpendicular lines and prove theorems about perpendicular lines
Answers: 3
question
Mathematics, 21.06.2019 21:00
Bo is buying a board game that usually costs bb dollars. the game is on sale, and the price has been reduced by 18\%18%. what could you find the answer?
Answers: 1
You know the right answer?
In an article in CA Magazine, Neil Fitzgerald surveyed Scottish business customers concerning their...
Questions
question
English, 28.11.2020 05:00
question
English, 28.11.2020 05:00
question
Mathematics, 28.11.2020 05:00
question
Chemistry, 28.11.2020 05:00
question
Mathematics, 28.11.2020 05:00